Answer:
A Carbon Dioxide ( CO2)
Explanation:
During the process of photosynthesis, cells use carbon dioxide and energy from the Sun to make sugar molecules and oxygen. ... Then, via respiration processes, cells use oxygen and glucose to synthesize energy-rich carrier molecules, such as ATP, and carbon dioxide is produced as a waste product.
Can someone give me 2 single allele traits for animals?
Answer: 1. Fur on mammals. 2. Claws on feline creatures.
Please help me please help me
Answer:
1.write a post responding to the prompt.Be sure to address all sections of the prompt,and provide references where necessary.
According to the chemiosmotic mechanism, what is the direct source of the energy used to synthesize ATP from ADP in chloroplasts and in mitochondria
Answer:
NADPH2
Explanation:
nicotinamide adenine nucleotide phosphate
In a mouse, the axis that determines the body pattern from the nose to the tip of the tail is.
Answer:
antero-posterior
Explanation:
the axis that determines the body pattern from the nose to the tip of the tail
Which of the following is a density independent population factor?
A) number of parasites in the population
B) number of predators in the population
C) competition for resources
D) disease
E) habitat destruction
Answer:
The correct answer is C: competition for resources
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What make a Weeping Willow a eukaryotic cells give three reason why ?
Answer:
Unlike prokaryotic cells, eukaryotic cells have: (1) a membrane-bound nucleus; (2) numerous membrane-bound organelles such as the endoplasmic reticulum, Golgi apparatus, chloroplasts, mitochondria, and others; and (3) several, rod-shaped chromosomes
Which of the following is true about impervious building materials? a. Impervious surfaces prevent pollutants from entering the water supply. B. Vegetation and gravel are common impervious materials. C. Having fewer impervious surfaces improves water drainage. D. All of the above Please select the best answer from the choices provided A B C D.
The statement that is true about impervious building materials is "Having fewer impervious surfaces improves water drainage."
When it rains, the water can quickly run off impervious surfaces like sidewalks, driveways, roads, and parking lots. This can cause issues like localised flooding, stream bank erosion, and contamination of water sources. Therefore, reducing the number of impervious surfaces in an area can help reduce the impact of urbanisation on natural hydrological systems.
Impervious surfaces are man-made or natural surfaces that prevent rainwater from seeping into the soil. Such surfaces are created by non-porous materials like asphalt, concrete, metal, plastics, compacted soil, and stone. Most of the time, they are an essential feature of urban development. However, they are a cause of significant ecological damage.
Thus, it is clear that the statement that is true about impervious building materials is "Having fewer impervious surfaces improves water drainage."
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How many grams of CaCO3 are needed to prepare 3.3 L of a 8 M CaCO3 solution (FW of CaCO3 = 100.09 g/mol).Do not include units in your answer. Report your answer to the nearest two decimal places.
Answer: 2642.38 g
Explanation:
This is the equation for molarity. You are being asking to find grams and we will use this equation to do just that.
Molarity = moles/liters or M = mol/L
Step 1: Identify all known given quantities.
M = mol/L
M = 8 M
mol = unknown quantity
L = 3.3
Step 2: Place known values into the equation M = mol/L.
8 = mol/3.3
Step 3: Isolate the unknown variable, in this case mol.
8 x 3.3 = (mol/3.3) x 3.3
26.4 = mol
Note: When you multiple by 3.3 on each side of the equation, you may cancel both 3.3 on the right side of the equation.
You now have the number of moles. This can be used to find the grams.
Step 4: Use moles in step 3 to find grams of CaCO3. Molar mass was provided as 100.09 g/mol for CaCO3.
26.4 mol x (100.09 g/mol) = 2642.376 g
The mol units cancel and you are left with grams.
The final answer to two decimal places = 2642.38 g
From the information on linkage, chromosomal mapping, and many associated phenomena, what answers would you propose to the following fundamental questions?
Part A
How was it established experimentally that the frequency of recombination (crossing over) between two genes is related to the distance between them along the chromosome?
Crossing over is the exchange of chromosome segments between non-sister chromatids during meiosis. This process is one of the mechanisms responsible for genetic diversity and also serves as the basis for genetic mapping. Genetic mapping is used to determine the position of genes on a chromosome.
To establish experimentally that the frequency of recombination between two genes is related to the distance between them along the chromosome, the following steps must be followed: The frequency of recombinants is determined by cross-breeding parent organisms with different traits. Determining the distance between the two genes is the next step in the process. This is accomplished by observing the percentage of recombinant progeny that result from a particular cross. The distance between the genes is proportional to the frequency of recombinant progeny. Crossing over occurs more frequently between genes that are far apart on the chromosome than those that are close together. As a result, genes that are close together are less likely to cross over and produce recombinant offspring.
To determine the distance between genes on the chromosome, a mapping function is used. By analyzing the frequency of recombinant progeny resulting from different crosses, the distance between the genes can be calculated. This distance is proportional to the frequency of recombinants.
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what is cell cycle? in detail
Answer:
A cell cycle is a series of events that takes place in a cell as it grows and divides. A cell spends most of its time in what is called interphase, and during this time it grows, replicates its chromosomes, and prepares for cell division. The cell then leaves interphase, undergoes mitosis, and completes its division.
Answer:
A cell cycle is a series of events that takes place in a cell as it grows and divides. A cell spends most of its time in what is called interphase, and during this time it grows, replicates its chromosomes, and prepares for cell division. The cell then leaves interphase, undergoes mitosis, and completes its division.
Explanation:
if in a given cell the photosynthetic light-independent phase was artificially arrested while the light-dependent phase proceeded, the cell would most likely experience: a. decreased levels of nadph. b. increased levels of nadph. c. increased levels of carbohydrate. d. increased photoactivation of the chloroplast.
If in a given cell the photosynthetic light-independent phase was artificially arrested while the light-dependent phase proceeded, the cell would most likely experience decreased levels of NADPH. Therefore, the correct option is A.
What is photosynthesis?Photosynthesis is the process by which green plants, algae, and some bacteria transform light energy from the sun into chemical energy in the form of organic molecules (carbohydrates). Carbon dioxide (CO2) is the primary carbon source, and water is the electron source for this process. During photosynthesis, the light energy is captured by chlorophyll and other accessory pigments found in chloroplasts. As a result of the light-dependent phase of photosynthesis, light energy is transformed into ATP and NADPH.
The light-independent reactions, also known as the Calvin Cycle, take place in the stroma of the chloroplast. In these reactions, ATP and NADPH are utilized to convert CO2 into sugar. As a result, light-independent reactions are also known as carbohydrate synthesis. Since the light-independent phase is responsible for producing carbohydrates, it makes sense that stopping this phase would result in decreased carbohydrate levels.
In a given cell, if the photosynthetic light-independent phase is artificially halted while the light-dependent phase progresses, the cell is likely to experience a decrease in carbohydrate levels. ATP and NADPH are formed during the light-dependent phase, but they are used during the light-independent phase to create carbohydrates. Because the light-independent phase is responsible for producing carbohydrates, stopping it will result in lower carbohydrate levels. Thus, the correct option is A.
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5. consider a drug molecule that binds to an enzyme with a kd of 14.5 nm. if the intracellular concentration of the free drug in a patient is 22.0 nm, what percentage of enzyme molecule are bound to the drug? express your answer as a percentage using at least three significant figures.
The vast majority of medications that affect enzymes do so in the form of inhibitors, and the majority of them are competitive, meaning they fight it out for binding to the enzyme's substrate. the bulk of the first-generation kinase inhibitors attach to a ATP pocket of a enzyme.
What exactly is an enzyme?A certain chemical process in the cell is accelerated by it. The enzyme is employed repeatedly and is not damaged during the reaction.
Where can you find enzymes?Digestive enzymes are present naturally in fruits, vegetables, as well as other meals. They can enhance digestion when consumed. Amylase and protease are present in honey, especially raw honey. Amylase, which is present in both mangoes and bananas, aids in the ripening process.
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Which base nucleotide pairs with cytosine? *
cytosine
thymine
adinine
guanine
Answer:
Guanine
Explanation:
If you follow Chargoff's rule it will tell you which nucleotide pairs with each.
A=T
C=G
In a typical forest, how much natural waste is made in one year?
20cm
40cm
60cm
When the bubbling reaction stopped, the liquid was poured into another container. Did this liquid react when liver was added?
Answer:
Yes in fact it did
Explanation:
an exaggerated lateral curvature is termed group of answer choices scoliosis. lordosis. kyphosis. mentosis. gomphosis.
Scoliosis is an exaggerated lateral curvature of the spine. The spine is composed of vertebrae, which are interconnected bones that protect the spinal cord. The vertebrae are stacked on top of each other and are separated by disks. The disks act as cushions between the vertebrae.
The spinal cord is a bundle of nerves that runs from the brain through the spinal column. The spinal cord carries messages between the brain and the rest of the body.
Scoliosis can occur at any age, but it is most common in children and adolescents. The cause of scoliosis is unknown in most cases. However, it is believed to be caused by a combination of genetic and environmental factors.
Scoliosis can be mild, moderate, or severe. Mild scoliosis does not usually require treatment. Moderate and severe scoliosis can cause pain and disability. Treatment for scoliosis may include bracing and surgery.
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which term best describes receptors that detect stimuli from the external environment?
The term that best describes receptors that detect stimuli from the external environment is "sensory receptors."
Sensory receptors are specialized cells that are distributed throughout the body, especially in the skin, eyes, ears, nose, and tongue, and are responsible for detecting different types of stimuli, such as light, sound, temperature, pressure, and chemicals.
Sensory receptors convert these stimuli into electrical signals, which are then transmitted to the brain via sensory neurons, where they are processed and interpreted. Sensory receptors play a crucial role in allowing organisms to detect and respond to changes in their environment, which is essential for survival and adaptation.
Different types of sensory receptors are specialized to detect specific types of stimuli, such as photoreceptors for light, mechanoreceptors for pressure, and chemoreceptors for chemicals, and their activation triggers specific sensory experiences, such as vision, touch, taste, and smell.
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Please help me with this.
NO SCAM LINKS PLEASE
Answer:
populations
Explanation:
When a muscle cell is relaxed and intracellular ATP levels are normal, a crossbridge will remain in which of the following states? a) Bound to actin and in the low-energy form b) Bound to actin and in the high-energy form c) In the high-energy form, with ADP and Pi bound to it d) In the high-energy form, with ATP bound to it e) In the low-energy form with nothing bound to it
When a muscle cell is relaxed and intracellular ATP levels are normal, a crossbridge will remain in the high-energy form, with ADP and Pi bound to it.
C is the correct answer.
A cross-bridge is the term used to describe the connection between myosin and actin within the muscle cell in the context of muscular contraction. Cross-bridge cycling, or the recurrent attachment of actin and myosin within the cell, is the mechanism by which all muscle types, including skeletal, cardiac, and smooth, contract.
The contraction of muscles is caused by the cross bridge cycle. What truly contracts is the sarcomere. Myosin and actin are the components of muscle. Myosin and actin are the two different types of filaments.
Because the link between myosin and actin is weakening, ATP is required to cause muscle relaxation. In order to remove calcium from the cell, which also aids in relaxation, ATP is also required.
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Can you identify the major theme illustrated by each of the following examples? If necessary, you may review the themes in Chapter 1 of your book. Match the themes on the left with the examples on the right. Not all themes will be used Reset Help Pathways that transform energy and matter The fact that glycolysis occurs in almost all organisms suggests that it was used by very early ancestors common to all the domains of life Interactions within biological systems Electrons captured from food by the NADH formed in the first two stages of electron transport are stripped of their energy, a little bit at a time, until they are finally combined with oxygen to form water. Evolution Information flow For many endurance athletes, the rate at which oxygen is provided from the lungs, to the blood, to Relationship of structure to function working muscles, is the limiting factor in their performance The inner membrane of a mitochondrion is folded within the outer membrane. The space between the membranes acts as a temporary reservior for hydrogen ions, which cannot pass through the membranes Submit Request Answer
Pathways that transform energy and matter
Electrons captured from food by the NADH formed in the first two stages of electron transport are stripped of their energy, a little bit at a time until they are finally combined with oxygen to form water.
Evolution: The fact that glycolysis occurs in almost all organisms suggests that it was used by very early ancestors common to all the domains of life.
Information flow: For many endurance athletes, the rate at which oxygen is provided from the lungs to the blood, to working muscles, is the limiting factor in their performance.
Relationship of structure to function: The inner membrane of a mitochondrion is folded within the outer membrane. The space between the membranes acts as a temporary reservoir for hydrogen ions, which cannot pass through the membranes.
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A. 25%
B. 50%
C. 75%
D. 100%
plz help. how did Darwin almost ruin the data he had for his Galapagos finches?
Answer:
by nearly dropping the book in the ocean
compare and contrast artificial selection and natural selection?
A steel screw has a density of 7.88gramspercubic centimeter and a mass of 9.85grams. Calculate its volume.
The volume of the steel screw having density of 7.88 grams per cubic centimeter and a mass of 9.85grams. The volume of the given steel screw is 1.25 cubic centimeters.
The volume of the steel screw can be calculated by dividing its mass by its density. Using the given values, we can calculate the volume of the steel screw as follows:
Volume = Mass / Density
Volume = 9.85g / 7.88g/cm³
Volume = 1.25 cm³
Therefore, the volume of the steel screw is 1.25 cubic centimeters.
The density of a substance is defined as the amount of mass per unit volume. In this case, the density of the steel screw is given as 7.88 grams per cubic centimeter. The mass of the steel screw is given as 9.85 grams.
To calculate the volume, we need to divide the mass by the density using the formula for density. This will give us the volume of the steel screw in cubic centimeters.
The volume of the steel screw can be calculated by dividing its mass by its density. The volume of the given steel screw is 1.25 cubic centimeters. It is important to note that the density of a substance can be used to determine other properties of the substance, such as its buoyancy or ability to conduct electricity.
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Under higher magnification. tiny round starch grains can be seen the cell's cytoplasm. Explain what cells use these starch grains for:
Answer:
Starch grains are used to store starch, which will provide food for the plant.
Explanation:
The mean for hemoglobin is 14.0 and the standard deviation is 0.20. The acceptable control range is ± 2 standard deviations. What are the allowable limits for the control?
A. 13.8-14.2
B. 13.6-14.4
C. 13.4-14.6
D. 13.0-14.0
Option B is right. The acceptable control range for hemoglobin is ± 2 standard deviations from the mean, which would be 14.0 ± 0.40 (2 x 0.20). This means the allowable limits for the control are 13.6-14.4, so the correct answer is B.
To find the allowable limits for the control of hemoglobin, we need to calculate the range within ± 2 standard deviations from the mean.
The mean for hemoglobin is 14.0, and the standard deviation is 0.20.
Step 1: Multiply the standard deviation by 2.
0.20 * 2 = 0.40
Step 2: Add and subtract the result from the mean.
14.0 + 0.40 = 14.4
14.0 - 0.40 = 13.6
So, the allowable limits for the control are 13.6 to 14.4.
Your answer: B. 13.6-14.4
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New genetic variations sometimes become more common within populations because ____.
New genetic variations sometimes become more common within populations because the resulting proteins are advantageous and selected for by nature.
What are genetic variations?Genetic variation refers to the differences in DNA among different individuals or populations.Mutations or genetic recombination may result in these differences.Other causes of variations can be random mating and fertilization.Genetic variations can be determined either by phenotypic evaluation or by evaluating enzymes by electrophoresis. Genetic variations can occur at a large scale or small scale within the population.When new variations arise within a population, natural selection decides whether to keep or discard that variation. If the variation is important for the survival it gets selected and becomes common in the population.Learn more about genetic variation here:
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Which of the following responses is the opposite of the fight or flight response?
Stress
Homeostatic
Relaxation
Autoimmune
Relaxation .Two divisions make up the autonomic nervous system; they can function separately or jointly depending on the situation.
Which one of the following reactions is the antithesis of either the fight-flight and freeze reply?When a threat is there, your body cannot move or defend itself.When you strive to appease someone in order to avoid conflict, your body reacts with fawn.Reduce, end, or dodge danger in order to return to a peaceful, relaxed condition. This is the aim of the fight, flight, freeze, and fawn response.
What is the term for the fight-or-flight reaction?The fight-or-flight or fight-flight-or-freeze response, also known as hyperarousal or the acute stress response, is a physiological response that takes place in response to an incident that is deemed injurious, an attack, or a threat to one's survival.Walter Bradford Cannon initially characterized it.
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PLEASE I NEED HELP OR IM GOING TO FAIL- 50 POINTS
Select from the drop-down menu to correctly complete the statement.
Different types of cells within an organism
A- sever a diffrent fuction
B- do not have any function
C- can survie all on their own
D- are all the same
Having straight ears (E) is dominant over droopy ears (e). A parent with straight ears is crossed with a parent with droopy ears. The Punnett square will show the possible genotypes of the offspring. What is the genotype of each square?
A: EE, Ee, ee
B: EE, Ee, ee
C: EE, Ee, ee
D: EE, Ee, ee
Answer:
Ee Ee ee ee 50/50 on having either droopy ears or straight
Explanation:
The genotype of square A is Ee, square B is ee, square C is Ee, and square D is ee.
What are genotypes?Genotypes are the genetic makeup or the complete set of genes that an individual organism possesses. They are responsible for determining an organism's physical and behavioral traits.
The genotype of an organism is encoded in its DNA, which consists of long sequences of nucleotides that code for specific proteins and other functional molecules. These nucleotide sequences are organized into genes, which are located on chromosomes in the nucleus of the cell.
Genotypes can be inherited from parents and passed down to offspring through sexual reproduction. However, mutations and genetic variations can also occur spontaneously, leading to changes in an individual's genotype.
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