The images show a particle getting close to the cell and being engulfed by it in a vesicle. Therefore, it is a type of endocytosis. As it does not surrounds the particle, prolonging its membrane to the outside, it is not phagocytosis. As it does not need the mediation of receptors, it is not a receptor-mediated endocytosis. The particle is engulfed along with a small volume of fluid during an invagination of the membrane, therefore it is a pinocytosis that is occuring.
Please answer the questions below. Point values are listed in parentheses.
In a simple ecosystem, there are two primary producers: species A and species B. Species A is eaten by species C and species D. Species E eats species B. And Species F eats E and D.
a. Please draw this food web.
b. Name a species in each trophic level
i. First trophic level
ii. Second trophic level
iii. Third trophic level
c. Name a secondary consumer in your food web.
Answer:
Lion.
Explanation:
Species A and B are the plants which are eaten by the primary consumer is called herbivore such as rabbit, zebra and deer. The specie C, D and E are the primary consumer which belongs to second trophic level. The specie F feeds on specie E and D so it is called carnivores and belongs to third trophic level. In the food web, Specie C is rabbit, specie D is zebra and specie E is deer. Lion is the specie F which feeds on both zebra and deer. The name of secondary consumer in the food web is lion.
Drag the correct tiles to the box. Not all tiles will be used.
Identify the goods or animals that Europeans introduced to the Americas.
turkeys
wheat
corn
horses it is not horses because it said it was wrong
Answer:
the eupopeans introduced horse to the americans, as the native american living there already had turkeys,corn,and wheat.
Carbon sinks are reservoirs that hold large amounts of carbon. Which of the following are considered to be carbon sinks? Ο Ο Ο fossil fuels deep underground Ο the atmosphere Ο All of the answer choices are correct
None of the answer choices are correct because Fossil fuels and the atmosphere are not considered to be carbon sinks.
What are carbon sinks?
Carbon sinks are natural or artificial reservoirs that absorb and store atmospheric carbon dioxide (CO2) from the atmosphere through biological or physical processes.
The main natural carbon sinks are oceans, forests, and soil, which take up CO2 through photosynthesis and absorption. Carbon sinks help to mitigate climate change by reducing the amount of greenhouse gases in the atmosphere, which can help to reduce global warming.
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• How do you think the concept of the speed of light helps astronomers study the universe?Is the
speed of light in a vacuum the same regardless of where an observer stands? Explain your answer.
PLEASE HELP ME!!!!!
The cosmos is expanding at the quickest rate that astronomers have discovered. In actuality, nothing is known to move faster than the speed of light, which acts as a cosmic speed limit.
Regardless of the mobility of the source or the viewer, the in a vacuum remains constant for all observers.
What does the idea of light speed mean?
speed of light, the rate at which light waves move through various substances. Specifically, the speed of light in a vacuum is presently calculated to be 299,792,458 meters per second. One of nature's basic constants is the speed of light.
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describe how a cell acquires the O2 the cell needs for its metabolic processes and how a cell gets rid of the CO2 that is doesn't need and can actually be harmful to the cell?
Answer:
Cells absorb oxygen and release CO2 via the bloodstream. Please find below detailed explanation
Explanation:
Oxygen and carbondioxide (CO2) are the major gaseous substances involved in celluar respiration. Aerobic celluar respiration, which is the process by which cells obtain energy, requires oxygen to occur. The oxygen initially gets breathed in as a constituent of air, which later passes through air sacs and gets attached to hemoglobin in red blood cells. Hemoglobin transports oxygen throughout the cells of the body.
After the process of celluar respiration is done, carbondioxide (CO2) is released back into the bloodstream, which carries it to the lungs. The CO2 is released when we breathe out.
Which of the following is NOT an example of a biological model? (all answers choices 2nd slide)
Answer:
pictures of different ecosystems
Explanation:
i got it right
Which energy sources could provide energy to run an electric vacuum cleaner or power the lights in a football stadium?
POSSIBLE
solar, hydroelectric, and nuclear
geothermal, wind, and biomass
neither A or B
both A and B
Answer ::
solar,wind,biomass
Which of the following organs does not secrete digestive juices? (a) Stomach (b) Small intestine (c) Liver (d) Oesophagus
Complete the passage to differentiate between longitudinal and transverse waves.
A longitudinal wave is a type of wave that transfers energy
to the direction of wave motion. A transverse wave, on the other hand, is a type of wave that transfers energy
to the direction of wave motion.
Answer:
transverse Waves transfer energy at right angle while longitudinal waves transfers energy parallel
1) Photosynthesis is a form of fixation, but chemosynthesis is not.
True
False
Visking tubing is made of a plastic material through which small molecules can pass.
In this investigation, the concentration of glucose in the distilled water was measured at the start andthen every five minutes.
The results are shown in the table.
(i) Describe the results of this investigation.
(II) Explain the rresults of this investigation
This summary should include details such as the sample size, the variables measured, the statistical analysis performed, and the conclusions drawn.
What is analysis ?Analysis refers to the process of examining, interpreting, and evaluating data, information, or a situation in order to identify patterns, relationships, and insights. It involves breaking down complex or large amounts of information into smaller parts to better understand and make sense of it.
What is an order ?An order is a directive or command given by a person or an authority to someone else to perform a particular task, action, or behavior. It is a request or an instruction that is intended to be followed and implemented in a specific way.
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DNA < | > Which model best represents strand 2? Below is a model of strand 1 of a DNA double helix. Remember, all models have limitations.
Answer:
Correct answer is A since it is the only one that is oppositely faced and the shape of the boxes is same.
Im giving 30 points please give correct answers. Research the industrial revolutions in the 1800s. the evaluate the following claim the industrial revolutions led to a dramatic population explosion. construct a argument to support or refute the claim using evidence from your research.
Answer:
hi its me zoya i added u asa friend add me back.
Explanation:
if light shines through a medium with a higher index of refraction than air why do the different wavelengths of light separate?
Answer:
Explanation:
f light enters any substance with a higher refractive index (such as from air into glass) it slows down. The light bends towards the normal line. If light travels enters into a substance with a lower refractive index (such as from water into air) it speeds up. The light bends away from the normal line.
Explain why the Indian River Lagoon is, as suggested in the title,
"an
estuary of national significance." Include text evidence in your answer.
Answer:
Boating along the Indian River Lagoon allows you to explore an estuary of national significance. This means that the estuary, the most biologically diverse estuary in North America, has a significant impact on the area. If you want to explore this important body of water along Florida's east coast, join 321 Boat Club
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Which best defines meroplankton?
O organisms that spend their entire life as plankton
O organisms that spend their larval or juvenile stage as plankton
O organisms that are holoplankton
Oorganisms that are phytoplankton
Organisms that are holoplankton. Meroplankton are a diverse group of aquatic organisms with life cycles that include both planktonic and benthic stages.
The larval stages of bigger organisms make up a major portion of the meroplankton. Holoplankton, which are planktonic organisms that remain in the pelagic zone as plankton during their entire life cycle, can be compared with meroplankton.
Many meroplankton go on to the nekton or adopt a benthic (typically sessile) existence on the bottom after spending some time in the plankton. Benthic invertebrate larval stages make up a large component of planktonic populations. For many benthic invertebrates, the planktonic larval stage is very important for the dispersal of their young.
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The function of an intromittent organ is to:
transfer sperm to the female.
aid in external fertilization.
transfer pollen grains to the stigma.
Answer:
Explanation:
An intromittent organ is any external organ of a male organism that is specialized to deliver sperm during copulation. Intromittent organs are found most often in terrestrial species, as most non-mammalian aquatic species fertilize their eggs externally, although there are exceptions. For many species in the animal kingdom, the male intromittent organ is a hallmark characteristic of internal fertilization.
identify the products in the chemical reaction?
Answer:
a products is a substance that is formed as the result of a chemical reaction here is the chemical equation A+B = C+D. hope this helps
Explanation:
Answer:
If you're taking this on edmentum the answer to this question is sodium acetate+water+carbon dioxide. If your not the chemical reaction is always on the right of the arrow or equation. I hope this helps you out
Five strands of mRNA are depicted here, numbered 1-5. The mRNA sequence labeled number 1 indicates the codons that result from the transcription of the original, unmutated DNA. Identify the statements below that accurately describe the impacts of the mutations shown based on the illustrations. Select the three (3) answer choices that apply.
The statements that accurately describe the impacts of the mutations shown based on the illustrations are: Mutation 1 is a silent mutation, Mutation 2 results in a frameshift mutation and Mutation 4 results in a premature stop codon.
Options A, B & D are correct.
A silent mutation is a change in the DNA sequence that does not change the amino acid sequence of the resulting protein. In this case, mutation 1 is a substitution of a single nucleotide, but it still results in the same amino acid (leucine), so it is a silent mutation. Therefore, statement A is true.
A frameshift mutation is a type of mutation that results in the alteration of the reading frame of the codons in the mRNA sequence, which can lead to a completely different amino acid sequence downstream from the mutation site. In this case, mutation 2 is an insertion of a single nucleotide, which causes a frameshift mutation that changes the amino acid sequence downstream from the mutation site. Therefore, statement B is true.
A missense mutation is a change in the DNA sequence that results in a different amino acid being incorporated into the protein. In this case, mutation 3 is a substitution of a single nucleotide that changes the amino acid from leucine to proline. Therefore, statement C is true.
A premature stop codon is a type of mutation that results in the truncation of the protein sequence, usually leading to a non-functional protein. In this case, mutation 4 is an insertion of a single nucleotide that creates a premature stop codon, resulting in a truncated protein. Therefore, statement D is true.
Therefore, the correct answer choices are A, B, and D.
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The question is incomplete. the complete question is:
Five strands of mRNA are depicted here, numbered 1-5. The mRNA sequence labeled number 1 indicates the codons that result from the transcription of the original, unmutated DNA. Identify the statements below that accurately describe the impacts of the mutations shown based on the illustrations. Select the three (3) answer choices that apply.
A. Mutation 1 is a silent mutation.
B. Mutation 2 results in a frameshift mutation.
C. Mutation 3 is a missense mutation.
D. Mutation 4 results in a premature stop codon.
A goldfish can grow in proportion to the size of its tank. If you keep a goldfish in a small tank, it will remain relatively small over the duration of its life, but
moving the goldfish to larger bowl sizes can result in a larger sized goldfish. This is an example of a (?)
growth factor.
A. genetic
B. Environmental
Answer:
The given scenario is an example of environmental growth factor because the size and growth rate of the goldfish are determined by the external environment, specifically the size of the tank it is kept in. While genetics can play a role in determining the overall size and growth rate of the goldfish, in this case, the size of the tank has a much greater impact on the goldfish's growth.
Placebos are sometimes used in research in order to demonstrate the effects of participant expectations or beliefs on the outcome of behavior true or false
Answer:
true
Explanation:
The figure below shows the incidence of Bruton's syndrome in the three generations of a family. Bruton syndrome is a rare genetic disorder that is characterized by the mutation in a o gene that prevents the development of certain immune cells. It is an X-linked recessive trait. Determine the genotypes of the individuals in the chart. Let \(X^{B}\) represent the dominant Bruton allele and \(X^{b}\) represent the recessive Bruton allele.
The genotype of the individuals is found below.
GenotypesThe disease is X-linked and recessive.
Males are XY while females are XX. Males only need one recessive allele to become affected. Thus:
affected males will be \(X^bY\) while unaffected males will be \(X^BY\)affected females will be \(X^bX^b\), unaffected females will be \(X^BX^b\) or \(X^BX^B\)Following these rules, the genotypes of individuals in the figure will be as follows:
\(X^BY\) 2. \(X^bX^b\) 3. \(X^BY\) 4. \(X^BX^b\) or \(X^BX^B\)5. \(X^bY\) 6. \(X^bY\) 7. \(X^bX^b\) 8. \(X^BY\)
9. \(X^BX^b\) or \(X^BX^B\) 10. \(X^bY\) 11. \(X^bY\) 12. \(X^bY\)
13. \(X^bX^b\)
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Gregor Mendel crossed true-breeding plants with yellow seeds (YY) and true-breeding plants with green seeds (yy) to determine what this cross would produce. What is the independent variable in Mendel's experiment?
Question 12 options:
How many tall plants resulted from Mendel's cross
How many yellow plants resulted from Mendel's cross
Color of seeds Mendel chose to cross
Height of plants Mendel chose to cross
Answer:
Color of seeds Mendel chose to cross
Explanation:
This variable does not depend on the other variables you are trying to measure, so it is independent.
In Gregor Mendel cross, the variable does not depend on the other variables you are trying to measure, so it is independent.
What is Gregor Mendel cross?Mendelian Crosses: In one of his experiments on inheritance patterns, Mendel crossed plants that were true-breeding for violet flower color with plants true-breeding for white flower color (the P generation).
Mendel first experimented with just one characteristic of a pea plant at a time. He began with flower color and cross-pollinated purple- and white-flowered parent plants. He was surprised by the results. This led to his law of segregation.
A dihybrid cross is a breeding experiment between two organisms which are identical hybrids for two traits. In other words, a dihybrid cross is a cross between two organisms, with both being heterozygous for two different traits.
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Water then changes into clouds through the process of ____________________ and falls to the ground as precipitation (rain, hail, sleet, snow)
Answer:
Precipitation condenses
In humans, normal color perception (N) dominates the expression of color blindness (n), and both of these genes are carried on the X chromosome (XN or Xn). A woman with normal color vision has a color-blind father. Her husband is also color-blind.
a. What is the genotype of the colorblind man? ____
b. What is the genotype of the woman? ______
c. What is the probability of her daughter to be colorblind? __________%
d. What is the probability of her sons to be colorblind? _________%
CAN SOMEONE HELP MEEE eeee
Grouping is...A. the migration of animals during the changing of seasons.B. when organisms live and carry out day to day activities in agroup.C. the levels of organization that scientists use.D. the way that leaves are clumped together on plants.
Grouping is when organisms live and carry out day to day activities in a group.
what is defferenciated cell and and undeferenciated cell.with example
Answer:
Differentiated cells refer to the specialized cells in multicellular organisms modified to carry out a particular function, such as transporting a certain substance or executing a specific task, while undifferentiated cells refer to the stem cells capable of giving rise to indefinitely more cells of the same type,.
example of differentiated cell=zygote to embryo then a comlex foetusexample of undifferentiated cell= embryonic stem cell.hope it helpsstay safe healthy and happy.How did Dr. Steen Willadsen clone mammals?
A) He took an embryo and split it to produce identical twins.
B) He transplanted the nuclei of adult cells into donor egg cells.
C) He transplanted the nuclei of embryos into donor egg cells.
D) He transplanted the nuclei of adult cells into the cells of an embryo.
Answer:
B
Explanation:
The adult is fully developed so the genetics could pass on
What does not produce carbon dioxide?
A. Photosynthesis
B. Burning fossil fuels
C. Animal respiration
D. Plants decaying
Answer:
A.Photosynthesis
Explanation:
Because,it's main function is to produce Oxygen and Glucose by taking in CO2 instead of giving out...with H2O..
The answer is photosynthesis
- Burning of fossil fuels(these are the bones/particles of animals that have died thousands of years ago). When these fossil fuels are burned they lead to the production of carbon dioxide.
- Animal respiration- the cells in the body of animals helps in the production of carbon dioxide which is released into the atmosphere
- Plants decaying- when plants wither off due to lack of nutrients, they decay with time and then produce carbon dioxide.
- Photosynthesis- the end product of photosynthesis is glucose.
Hence the answer is photosynthesis
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Question 1 of 30
Scientific research shows that Earth's climate is changing due to human
activities. How can scientific research on climate change help us prepare for
the future?
OA. It can help us stop storms before they occur.
B. It can help us improve water conservation efforts.
OC. It can help us cool down the planet before it gets too hot.
OD. It can help us find a new way to make more water.
Scientific research can help us to prepare for the future by helping us improve water conservation efforts. Option B
What does science help us do?Information regarding changes in precipitation patterns, water availability, and water quality can be found in scientific studies on climate change.
By implementing initiatives to save water resources, such as enhancing irrigation systems, reducing water waste, and creating more efficient water-use practices, this information can assist policymakers and communities in preparing for the future.
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