Which statement forms part of cell theory?

Answers

Answer 1

Answer:

All living things are made up of cells.

The cell theory is a widely accepted principle of biology. Scientists that contributed to the cell theory include; Theodor Schwann, Matthias Schleiden, and Rudolph Virchow.

The cell theory states that;

All living organisms are made up of cells and they may be unicellular or multicellular.

The cell is the basic structural and functional unit of life.

Cells arise from pre-existing cells.  


Related Questions

Which behavioural adaptation was shown by butterfly"
A. Mimicry
B.predation
C. Protection
D.camouflage

Answers

A. Mimicry and protection

the area of the abdomen around the belly button is known as the _____ region.

Answers

The area of the abdomen around the belly button is known as the umbilical region.

The umbilical region is located in the center of the abdomen and surrounds the umbilicus, commonly known as the belly button. It is one of the nine standard regions used in anatomical descriptions of the abdomen. The other eight regions include the epigastric region (above the umbilical region), hypogastric region (below the umbilical region), right and left hypochondriac regions (upper side regions), right and left lumbar regions (middle side regions), and right and left iliac regions (lower side regions). These regions help provide a standardized way to describe and locate specific areas of the abdomen for medical and anatomical purposes.

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Which membrane bound organelle contains chromosomes and pores for genetic material to pass
through?

Answers

The Nucleus

.-.-.-.-.-.-,

A fly is separating into two different groups - one that lays eggs on cherries and one that lays eggs on apples. The two types of flies, which are found in the same locality, prefer to mate with their own type. This fly species is most likely demonstrating
allopatric speciation due to directional selection.
sympatric speciation due to their preference for cherry or apple.
the formation of a new species by polyploidy.
allopatric speciation due to their preference for cherry or apple.
vicariance.

Answers

The fly species in the scenario is most likely demonstrating sympatric speciation due to their preference for either cherry or apple.

Sympatric speciation occurs when two or more populations of a species live in the same geographic area but evolve into distinct species due to differences in their ecological or behavioral preferences.

In this case, the flies that lay eggs on cherries and the flies that lay eggs on apples have different ecological preferences, and they prefer to mate with their own type. This can result in reproductive isolation and the evolution of two distinct species, even though they live in the same geographic area.

Allopatric speciation, on the other hand, occurs when two or more populations of a species are geographically isolated from each other, and they evolve into distinct species due to genetic drift, natural selection, or other factors. This scenario does not involve geographic isolation, so it is not an example of allopatric speciation.

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Maras dad breeds chameleons of different colors. The bright green chameleons are the best sellers. Therefore, he purposefully breeds the bright green ones together to reproduce as many as possible. This is an example of

Answers

Mara's dad is purposefully breeding the bright green ones together to reproduce as many as possible, this is an example of artificial selection.

Mara's father raises chameleons of various colours. The most popular chameleons are those that are vivid green. He deliberately crosses the bright green ones to produce as many offspring as he can.

Artificial selection can be seen in this situation.

It is the marking of attractive characteristics in plants and animals by humans, as well as the actions taken to enhance and perpetuate such characteristics in subsequent generations.

Let's define artificial selection. Artificial selection, often known as "selective breeding," occurs when humans choose desirable qualities in animals or agricultural byproducts rather than allowing the species to evolve naturally, as in natural selection.

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the enzyme lactase speeds up the break down of lactose into what 2 smaller monosaccharides. True or False?

Answers

True , Lactase breaks down lactose into the monosaccharides galactose and glucose

Lactose intolerance occurs when your small intestine doesn't produce enough of an enzyme (lactase) to digest milk sugar (lactose). Normally, lactase turns milk sugar into two simple sugars — glucose and galactose — which are absorbed into the bloodstream through the intestinal lining. If you're lactase deficient, lactose in your food moves into the colon instead of being processed and absorbed. In the colon, normal bacteria interact with undigested lactose, causing the signs and symptoms of lactose intolerance. Lactose digestion occurs in the small intestine with the help of the enzyme known as lactase. Lactase breaks down lactose into the monosaccharides galactose and glucose, which makes them available for absorption. Glucose ultimately gets taken up by our cells with the help of insulin. Galactose is transported to the liver, where it is turned into glucose for use in energy production.

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What are the advantages and disadvantages of the method used in the video? You may conduct additional research on the Internet if needed.













What are the advantages and disadvantages of the method used in the video? You may conduct additional research on the Internet if needed.









What are the advantages and disadvantages of the method used in the video? You may conduct additional research on the Internet if needed.









What are the advantages and disadvantages of the method used in the video? You may conduct additional research on the Internet if needed.

Answers

Answer:

Can Be Harder to Focus. While video communication offers countless benefits, it takes away from a personal side of discussion. ...

Time Delay between Responses. ...

The Technology Can Fail. ...

Audio Quality Is Poor.

Answer:One advantage is that the design of the artificial reefs requires simple tools. Also, the method helps reefs grow faster than they would naturally. One disadvantage is that the reef builders have to quickly get the live corals back into the water. Also, some materials used to make the artificial reefs may damage other organisms in the ecosystem.

Explanation:

Predict what would happen if we had no system of lymphatic vessels, and tissue fluid was moved directly back into the circulatory system throughout the body.

Answers

Answer:

If there was no system of lymphatic vessels, there would be no drainage of excess fluid from the tissues and the lymphatic fluid would accumulate in the tissues, causing them to swell.

Explanation:

The lymphatic vessel is made up of tiny vessels that are closed at one end and can be found in the spaces in the cells, except the central nervous system and the non-vascular tissues.

The main function of the lymphatic vessel is to move lymph which is a fluid that contains infection-fighting white blood cells to every part of the body.

So, if there was no system of lymphatic vessels, and tissue fluid was moved directly back into the circulatory system throughout the body. the lymphatic fluid would accumulate in the tissues, causing them to swell.

if someone says hola to you, would you say como estas or hola back?

Answers

Answer:

you can say either of them, but most people usually just say hola and then that's when they say como estas

Explanation:

Answer:

You always greet them first and then ask them how their day is. :)

you are walking and you step on a nail with your right foot. this will activate the crossed extensor reflex. which muscle groups) serve as agonist muscles to keep you from getting injured? select all that apply

Answers

Left quad and right hamstring muscle groups serve as agonist muscles to keep you from getting injured.

What are agonist muscles?

The term "agonist" refers to the muscle that is contracting, and "antagonist" refers to the muscle that is relaxing or lengthening. The muscle that is in "agony" while you are performing the movement is the agonist, as it is the one that is doing all the work. This is one way to remember which muscle is the agonist.

The latissimus dorsi and the shoulder's deltoids (upper back) the trapezius and the pectoralis major (upper back) anterior tibialis and gastrocnemius (both anterior and posterior calf muscles).

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Right now, is the equatorial Pacific in El Nino, Normal, or La
Nina conditions? How do we know? Use evidence from the website and
your knowledge of ENSO cycles to support your answer.

Answers

Currently, the equatorial Pacific is in La Niña conditions. This conclusion can be supported by evidence from relevant websites and knowledge of ENSO (El Niño-Southern Oscillation) cycles.

La Niña conditions are characterized by cooler-than-average sea surface temperatures in the central and eastern equatorial Pacific. To determine the current state of the equatorial Pacific, one can refer to official sources such as the National Oceanic and Atmospheric Administration (NOAA) or the International Research Institute for Climate and Society (IRI), which regularly monitor and report on ENSO conditions.

By analyzing the sea surface temperature anomalies, atmospheric pressure patterns, and wind patterns in the equatorial Pacific, these organizations can provide an assessment of the ENSO state. Additionally, historical data and long-term climate models help in predicting and monitoring the progression of ENSO events.

Based on the most recent reports and data analysis, if the official sources indicate below-average sea surface temperatures and other La Niña indicators in the equatorial Pacific, it can be concluded that the region is currently experiencing La Niña conditions.

In summary, the equatorial Pacific is currently in La Niña conditions, as evidenced by the observations and reports from reputable sources that monitor ENSO patterns and analyze sea surface temperatures, atmospheric pressure, and wind patterns in the region.

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what happens first when the amount of sunlight decreases?

Answers

Light energy absorbed by chlorophyll is converted into chemical energy. Some of this energy is used to split water into hydrogen and oxygen. Some of the chemical energy is used to make ATP from ADP and phosphate (Pi). This chemical energy is stored as ATP.

FILL THE BLANK., grouping records by non-obvious similarities is referred to as __________ and is an example of _________ analytics.

Answers

Grouping records by non-obvious similarities is referred to as "clustering" and it is an example of "unsupervised" analytics.

Clustering is the process of grouping similar data points together based on their characteristics or attributes. This technique is commonly used in data mining and machine learning applications.

Clustering helps identify patterns and relationships within data sets that may not be immediately obvious, allowing for more informed decision making.

Clustering is a powerful analytical tool that can help uncover hidden insights and improve the accuracy of predictions and forecasts.

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Can someone help me out with this please :)

Can someone help me out with this please :)

Answers

Answer:

b. herbivore and primary consumer

c. omnivore and secondary consumer

d. top predator and tertiary consumer

Explanation:

The researchers set up experimental and control microcosms, or small artificial ecosystems, to measure the release of minerals from rocks. First, they placed rock fragments of volcanic origin, either granite or andesite, into small glass containers. Then they made a suspension of water and macerated (chopped and crushed) moss of the species Physcomitrella patens. They added this mixture of water and moss to the experimental microcosms. For the control microcosms, they filtered out the moss and just added the water. After 130 days, they measured the amounts of various minerals found in the water in the control microcosms and in the water and moss in the experimental microcosms. How did the setup of the control and experimental microcosms differ

Answers

Answer:

The correct answer is - Control microcosms did not contain living moss, while experimental microcosms did contain living moss.

Explanation:

The difference between the control microcosms and experiment Microcosms is, the presence of the living moss in the experimental group whereas the control group does not contain living moss.

The independent variable in this research setting is the presence or absence of the living moss and for the control group, the mosses are filtered out and only added the water.

two different bacterial samples, a and b, were inoculated onto eosin methylene blue (emb) agar. what can you conclude based on your observations? view the image in greater detail.

Answers

Two different bacterial samples, a and b, were inoculated onto eosin methylene blue (emb) agar and the conclusion is specimen A is capable of lactose fermentation and lactose cannot be fermented by Specimen B .

Levine's formulation, commonly known as Eosin Methylene Blue (EMB), is a specialized stain for Gram-negative bacteria. Gram-positive bacteria are poisonous to the dyes found in EMB. The coliforms' preferred and differentiating media is EMB. It is a 6:1 mixture of the two stains eosin and methylene blue. EMB is a differential microbiological medium that gives a colour signal to distinguish between organisms that ferment lactose (like E. coli) and those that do not while just minimally inhibiting the development of Gram-positive bacteria (e.g., Salmonella, Shigella). Lactose-fermenting organisms produce "nucleated colonies"—colonies with black nuclei.

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two different bacterial samples, a and b, were inoculated onto eosin methylene blue (emb) agar. what

the muscularis mucosae function in ways quite similar to which other anatomical feature of the human body?

Answers

The muscularis mucosae function in ways quite similar to the muscle fibers of the arteriole walls in the human body.

The muscularis mucosae is a thin layer of muscle found in the tunica mucosa of hollow organs of the human body, such as the gastrointestinal tract. The muscularis mucosae is a type of smooth muscle, and it is located beneath the mucous membrane's epithelium.The muscularis mucosae has two principal layers of smooth muscle cells, which are orientated in an internal circular and an external longitudinal direction. These two layers' orientation gives the mucous membrane the ability to undulate, which propels food through the digestive system.

Aside from being present in the human body, the muscle fibers of arteriole walls are a structural feature of the cardiovascular system that controls blood flow through the arteries by contracting and relaxing. The contraction of the arteriole smooth muscle layer reduces blood flow to a region, while the relaxation of the smooth muscle layer increases blood flow to a region.

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Can someone pls help me with these two question pls I would really appreciate it. I’ll give brainliest to whoever answers it correctly.

Can someone pls help me with these two question pls I would really appreciate it. Ill give brainliest

Answers

Answer:

lithium and oxygen - ionic bondsulphur and oxygen - covalent bond
Did You Get It Right

Which two processes involved in a biogeochemical cycle cause atoms of elements to be recombined into new molecular products? A. Precipitation B. Combustion C. Condensation D. Photosynthesis

Help please A. B. C. or D.​

Which two processes involved in a biogeochemical cycle cause atoms of elements to be recombined into

Answers

The processes that cause atoms of elements to be recombined into new molecular products are Combustion  and Photosynthesis.

What is the biogeochemical cycle?

A biogeochemical cycle is a natural process by which elements, such as carbon, nitrogen, oxygen, and phosphorus, cycle through living and non-living components of the Earth's ecosystem. These cycles involve the exchange of these elements between the atmosphere, hydrosphere, lithosphere, and biosphere, and are essential for the survival of all living organisms on the planet.

There are several biogeochemical cycles that are crucial for the functioning of the ecosystem. The carbon cycle involves the movement of carbon dioxide between the atmosphere and living organisms, as well as the exchange of carbon between the atmosphere and oceans.

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If motion is represented by an arrow, what does the head of the arrow show?
A. speed
B. position
C. distance
D. direction

Answers

Answer:

D

Explanation:

Direction................

prokaryotic operons typically include a(n) ________ and a(n) ________ with multiple genes.

Answers

Prokaryotic operons typically include a promoter region and a coding sequence with multiple genes. The promoter region is located at the beginning of the operon and is responsible for initiating the transcription of the genes.

It contains the necessary sequence elements that attract RNA polymerase, which then binds to the promoter and begins the process of transcription. The coding sequence contains multiple genes that are transcribed together as a single mRNA molecule.

These genes are typically related in function, and their expression is coordinated by the operon. This allows for efficient regulation of gene expression, as the entire operon can be turned on or off in response to changing environmental conditions. Prokaryotic operons are found in bacteria and archaea and are an important mechanism for controlling gene expression in these organisms. Understanding the structure and function of operons is essential for studying prokaryotic biology and for developing new strategies for controlling bacterial growth and pathogenicity.

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Why is energy transformed from one form to others?

Answers

Answer:

Energy transformation is when energy changes from one form to another – like in a hydroelectric dam that transforms the kinetic energy of water into electrical energy. While energy can be transferred or transformed, the total amount of energy does not change – this is called energy conservation.

Which proportion of the universe's galaxies can be seen from Earth?

A. far less than 1 percent
B. nearly half
C. approximately 25 percent
D. approximately 10 percent

Answers

Answer:

Which proportion of the universe's galaxies can be seen from Earth?

Explanation:

A. far less than 1 percent

B. nearly half

C. approximately 25 percent

D. approximately 10 percent

the answer is D approximatley 10 % percent

The proportion of the universe's galaxies which can be seen from planet Earth is: D. approximately 10 percent.

A galaxy can be defined as a collection (group) of many billions of stars, that are existing independently or by themselves.

Generally, the greatest or largest number of stars are found in a galaxy.

However, it is only a small fraction of the universe's galaxies that can be seen from planet Earth, even though it contains many billions of stars.

The stars, galaxies and planets which can be seen which can be seen from planet Earth makes only 4 percent of the universe according to space researchers, referred to as astronomers.

In conclusion, the proportion of the universe's galaxies which can be seen from planet Earth is approximately 10 percent.

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lll. Picture Gallery

Identify the following tools used in farming.

25.
26.
27.
28.
29.
30.
31.
32.
33.
34.
35.​

lll. Picture Gallery Identify the following tools used in farming.25.26.27.28.29.30.31.32.33.34.35.

Answers

Answer:

27. Digging shovel

25. Bucket

26. Spray bottles

27. Digging shovel

28. Crow bar

29. Trowel

31. Spade

32. Rake

33. Pickaxe

34. WheelBarrow

35. Watering can

Explanation:

Hope this helps

Tell me if I put something wrong

help
ASAP
ASAP
ASAP
thx :)

helpASAPASAPASAPthx :)

Answers

Answer:

D:Where two plates are moving away from each other in opposite directions

Explanation:

Answer:

last one

Explanation:

new crust where two plate are diverging or spreading apart

summary of what occurs during transcription

Answers

The act of copying information from a strand of DNA into a fresh messenger RNA molecule is called transcription (mRNA).

DNA preserves genetic material as a reference or template safely and permanently in the cell nuclei.

The process of gene expression starts with transcription. A gene's DNA sequence gets transcribed into RNA during this process. The DNA double helix must unwind close to the gene being transcribed before transcription can begin. A transcription bubble is the term for the area of opened-up DNA.

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Make sure you understand the pressure-temperature chart used in previous lab as well as lectures and know where on the chart sedimentary rocks form (low temperature and low pressure). 3) Imagine standing on a beach in south Texas. You are standing on sand. If you were able and willing to walk perpendicular to the beach for 10 miles what would expect to be standing: A) Sand sized grains just like those on the beach B) Smaller sand grains C) Larger sand grains D) Some smaller sand grains but mostly silt sized grains E) Silt and mud 4) How cat you distinguish a conglomerate from a breccia? The conglomerate creates more rounded clasts whili breccia has angular clasks:

Answers

However, it is important to note that the pressure-temperature chart used in previous lab as well as lectures and know where on the chart sedimentary rocks form. Conglomerate creates more rounded clasts while breccia has angular clasts.

3.You would expect to be standing on silt and mud-sized grains if you were standing on sand on a beach in south Texas. However, it is important to note that the pressure-temperature chart used in previous lab as well as lectures and know where on the chart sedimentary rocks form. Based on the chart, it is likely that you would be standing on silt and mud-sized grains.

4.Conglomerate creates more rounded clasts while breccia has angular clasts. To distinguish a conglomerate from a breccia, you would need to look at the size and shape of the clasts. Conglomerate clasts are typically rounded and have a smooth surface, while breccia clasts are angular and have a rough surface. Additionally, conglomerate clasts are typically composed of cobbles or boulders, while breccia clasts are typically composed of fragments of other rocks.

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26. Evolutionary relationships can be used to answer what kinds of questions?​

Answers

Answer:

To build phylogenetic trees, scientists must collect character information that allows them to make evolutionary connections between organisms. Using morphologic and molecular data, scientists work to identify homologous characteristics and genes.

Explanation:

Answer: structural similarities. factors that help determine evolutionary relationships: these similarities show that species are closely related and may have evolved from a common ancestor.

state two variables that were controlled in this investigation

Answers

Answer:

Explanation:

WHAT ON EARTH IS THE QUESTION

what structure would you predict the molecule diagramed in this hydrophobicity plot to have? a. a cytoplasmic protein that is largely hydrophilic b. a hydrophobic peripheral membrane protein containing no membrane-spanning domains c. an integral membrane protein containing 8 membrane-spanning domains d. an integral membrane protein containing 4 membrane-spanning domains

Answers

The molecule diagramed in this hydrophobicity plot is most likely to be an integral membrane protein containing 4 membrane-spanning domains. (option d).

The hydrophobicity plot indicates that the molecule has hydrophobic regions that are likely to interact with the hydrophobic interior of the cell membrane. The fact that it contains four membrane-spanning domains suggests that it is an integral membrane protein, meaning that it is embedded within the membrane itself.

This structure would allow it to interact with the hydrophobic core of the membrane while still having hydrophilic regions that can interact with the aqueous environment on either side of the membrane.

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Complete Question:

what structure would you predict the molecule diagramed in this hydrophobicity plot to have?

a. a cytoplasmic protein that is largely hydrophilic

b. a hydrophobic peripheral membrane protein containing no membrane-spanning domains

c. an integral membrane protein containing 8 membrane-spanning domains

d. an integral membrane protein containing 4 membrane-spanning domains

Other Questions
phil applies 100 n to a pulley system and raises a load one-tenth of his downward pull. ideally, the weight of the load is A triangle can have at most ________ right angle. 0 2 4 1 The firm's cost of capital is affected by two sets of factors - one that is under the firm's control, and the other that is not under the firm's.Discuss: the factors that are under the firm's control the factors that are not under the firm's control Please help! Correct answer only!In a carnival game, there is a machine that will shuffle a deck of 50 cards numbered from 1 to 50 and then spit one card out. If the number on the card is odd, you win $15. If the number on the card is even, you win nothing. If you play the game, what is the expected payoff?$___ Crane Delivery is a rapidly growing delivery service. Last year, 80% of its revenue came from the delivery of mailing "pouches" and small, standardized delivery boxes (which provides a 20% contribution margin). The other 20% of its revenue came from delivering non-standardized boxes (which provides a 70% contribution margin). With the rapid growth of Internet retail sales, Crane believes that there are great opportunities for growth in the delivery of non-standardized boxes. The company has fixed costs of $13,040,100. Sales mix is determined based upon total sales dollars. (a) What is the company's break-even point in total sales dollars? At the break-even point, how much of the company's sales are provided by each type of service? (Use Weighted-Average Contribution Margin Rotio rounded to 2 decimal places eg. 0.22 and round final answers to 0 decimal places, es. 2,510.) Total break-even sales Sale of mail pouches and small boxes Sale of non-standard boxes (b) The company's management would like to hold its fixed costs constant but shift its sales mix so that 60% of its revenue comes from the delivery of non-standardized boxes and the remainder from pouches and small boxes. If this were to occur, what would be the company's break-even sales, and what amount of sales would be provided by each service type? (Use Weighted-Average Contribution Margin Rotio rounded to 2 decimal places es. 0.22 and round final answers to 0 decimal ploces, e.g. 2,510.) What are some examples ofcultural practices that appear tobe legacies of the older cultures(Olmec and Zapotec) to the morerecent ones (Maya and Aztec)? You deposited $2,500 into a bank account 7 years ago. Since then, the amount of money in the account has quadrupled. At what annual rate must the money have been growing? Put your answer in percent, but do NOT use the "%" sign, and round your answer to TWO decimal places. For example, if you got 12.34% then simply type 12.34 how do you write a love letter in spanish? The property of muscle tissue that allows an impulse to travel down the entire length of the cell membrane is. What is the CPM to run a 1/2 page BW ad 5 times in RollingStone?-$393.97-$372.08-$87.55-$78.79 The number of wins for a high school football team is measured for the season. When the team plays at home, it is generally believed that they will win. Comparing the location of the game and the number of wins, a correlation coefficient of 0.91 is calculated. What would this imply about the football team winning at home?1. The scatter plot would closely resemble a straight line with a negative slope. The data has a strong, negative correlation, and a causal relationship exists between the team playing at home and winning.2.The scatter plot would closely resemble a straight line with a negative slope. The data has a strong, negative correlation, but causation cannot be determined.3.The scatter plot would not be represented by a line of best fit with a negative slope. There is a weak correlation between the football team playing at home and winning.4. There is no causation and almost no correlation between the football team playing at home and winning. the nurse is caring for the client with hepatocellular carcinoma. what does the nurse recognize is a cause of this disease? How do different states, including your own state, approach the voter ID lawquestion? What impact do these laws have on elections in different states? What policy does your team believe your state should pursue moving forward? Whattextual evidence supports this approach? which instrument is used to strip and seprate the galea and pericranium frokm the skull before placement of burr holes when going from a depth of 5,000 meters in earth to a depth of 2,500 meters, the temperature would . passengers who are seated in the rear of a vehicle and are wearing only lap belts have a higher incidence of injuries to the spine during a rear-end crash. "Ketchum Marsh is one of the mostsuccessful stories that will comeout of IMG," Bolek says, focusingnot just on baseball, but on life.What evidence does the authorpresent in the article to supportthe opinion expressed in thisquotation? Write the equation in slope-intercept form of the line that has slope -3 and y-intercept (0,3). a state in which a person knows, conceptually, the word that he/she wishes to say but is unable to retrieve the corresponding spoken form is called what? given sin theta= 1/3 and 0< theta pi/; find tan2 theta.A. 4sqrt2/9B. 9/7C. 4sqrt/7D. 7/9