According to Chargaff's rule, base pairing in DNA should resemble which of the following?
A = T; C = G
A = C; T = G
A = G; T = U
A = U; C = G

Answer:

Neck vain

Explanation:

Delta cells of the pancreatic islets synthesize somatostatin, also known as growth hormone-inhibiting hormone (GHIH). Somatostatin is a peptide hormone that plays a regulatory role in various physiological processes within the body.

One of the primary functions of somatostatin is the inhibition of growth hormone (GH) secretion from the anterior pituitary gland. It acts as a negative feedback mechanism, regulating the release of GH and controlling its levels in the bloodstream. By inhibiting GH secretion, somatostatin helps regulate growth, metabolism, and other related processes.

In addition to its role in GH regulation, somatostatin also has inhibitory effects on the secretion of other hormones, such as insulin, glucagon, and gastrin. It acts locally within the pancreatic islets to regulate the release of these hormones, thereby contributing to the maintenance of glucose homeostasis and digestive processes.

Overall, somatostatin, synthesized by delta cells of the pancreatic islets, serves as a crucial regulatory hormone that helps modulate the secretion of various hormones, including growth hormone, insulin, glucagon, and gastrin, among others.

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Answer:

DE.......................................

Answer:

It will not photosynthesized.

Explanation:

A plant in a dark green house will not photosynthesized because for photosynthesis to occur, plants must be able to absorb red light and blue light energy in order to produce carbohydrates. The green light from the green house of plant placed there is a reflection of the green pigment i.e chlorophyll that the plant possessed. This can not allow photosynthesis.

phenotype-b

genotype-d

homozygous dominant-a

homozygous recessive-c

heterozygous-e

i believe this is correct i’m doing the same thing in my class

hope this helps :)

Answer:   Certain traits increase in frequency in a population because when recombination occurs during sexual reproduction, genes are usually shuffled so that each parent gives its offspring a random assortment of its genetic variation, so the frequency of a gene may increase in a population through this genetic variation. One quote from a source I read states, "When recombination occurs during sexual reproduction, genes are usually shuffled so that each parent gives its offspring a random assortment of its genetic variation. However, genes that are close together on the same chromosome are often assorted together. Therefore, the frequency of a gene may increase in a population through genetic hitchhiking if its proximal genes confer a benefit."(lumen) This quotes explains why certain traits increase in frequency in a population.

Work Cited: https://courses.lumenlearning.com/boundless-biology/chapter/population-evolution/

Certain traits increase in frequency in a population because they have dominant traits.

What is dominance? We say that an allele is dominant when it manages to determine a phenotype, even if it occurs in a single dose. This means that the dominant allele will express itself in both homzygosity and heterozygosity. Dominant allele is expressed in the phenotype, even in a single dose.

With this information, we can conclude that certain traits increase in frequency in a population because they have dominant traits.

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Answer:

your hypotheses is what you predict the results of the test are gonna be based on evidence

Explanation:

Answer:

i think is b

Explanation:

but not sure

hope this helps

The main reason to conserve these plant species is to maintain the biodiversity of the forest (option 3).

Biodiversity refers to the variety of different species and ecosystems that exist within an area. In this case, the forest contains many plant species of medicinal value, and their loss could have negative impacts on the overall biodiversity of the forest. By conserving these plant species, we can ensure that the biodiversity of the forest is maintained, which is important for maintaining a healthy and functioning ecosystem.

Conserving these plant species also has the potential to protect important medicinal properties, which could be valuable for future generations. Additionally, conserving biodiversity is also important for maintaining ecosystem services, such as water regulation, pollination, and soil stability, that are important for human well-being.

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Complete Question:

a forest contains many plant species of medicinal value. these plants are harvested frequently, which has placed them at risk for extinction. what is the main reason to conserve these plant species?

1. to decrease the oxygen level in the atmosphere

2. to decrease the oxygen level in the atmosphere

3. to maintain the biodiversity of the forest

4. to increase the chance for the plant species to become invasive

5. to increase the chance for the plant species

6. to become invasive

7. to maintain the levels of greenhouse gases in the atmosphere.

Tiktaalik's recent fossil discovery has helped us understand the transition between the lobe-finned fishes and the tetrapods.

Early lobe-finned fishes are hard fish with plump, lobed, matched blades, which are joined to the body by a solitary bone.

The discovery of well-preserved pelves and a portion of the pelvic fin from Tiktaalik roseae, a 375 million-year-old transitional species between fish and the first animals with legs, indicates that improved hind fins were the actual starting point for the evolution of hind legs.

The non-tetrapod Osteichthyes (bony fish) Tiktaalik was discovered in the Arctic of Canada. It has scales and gills, but it has a triangular, flattened head and unusual, cleaver-shaped fins.

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Answer:

Biomedical research.

Explanation:

Biomedical research studies biological processes to improve an understanding of human or animal health. This type of research usually involves using animals to understand and test the effects of specific drugs, treatments, and procedures on the body. The results of this research can provide insight into how drugs and other medicines work, what causes various diseases, and how best to treat them, as well as help create new treatments and therapies.

Answer:

Crushing of rocks

Explanation:

It's right.

Countercurrent heat exchange is a mechanism in the circulatory system that allows the body to regulate its temperature by maintaining a constant flow of heat.

In very hot environments, the brain is susceptible to overheating, which can result in damage or even death.

However, the countercurrent heat exchange system helps prevent this by using the carotid artery and the jugular vein to exchange heat.

As warm arterial blood flows toward the brain, it passes through a network of veins that carry cooler blood back toward the heart.

This exchange allows the warm arterial blood to be cooled before it reaches the brain, preventing it from overheating.

This mechanism is particularly effective in animals that live in hot environments, such as camels and giraffes, which have long necks and specialized blood vessels that allow them to regulate their body temperature and prevent their brains from overheating.

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Answer:

the answer would be B the production of human insulin

Answer:

Adenosine triphosphate also known as ATP is a molecule that carries energy within cells. It is also formed from the process of cellular respiration in the mitochondria of a cell.

Explanation:

Answer:

See the answer below

Explanation:

Apart from DNA polymerase, other enzymes (proteins) that are required for DNA replication in a living cell include:

The helicase enzyme functions to unwind the double helix structure of the DNA during replication. This enzyme is not needed in the PCR because only a  specific stretch of a single strand DNA is needed.

The primase enzyme functions to synthesize RNA primers during DNA replication. The required primer is added directly during PCR and this makes the use of the primase enzyme unnecessary.

The ligase enzyme functions to join the Okazaki fragments of the discontinuously replicated lagging strand of the DNA during replication. There is no leading nor lagging strand in PCR and replication of the target section of the DNA is done continuously. Hence, there is no need for the ligase enzyme.

The gyrase enzyme assists in the supercoiling of DNA strands that have been initially unwound during replication. Since only a stretch of DNA is utilized for PCR, no supercoiling is needed and, hence, no need for the gyrase enzyme.

Answer:

4.38%

Explanation:

Subtract the accepted value from the experimental value.

Take the absolute value of step 1.

Divide that answer by the accepted value.

Multiply that answer by 100 and add the % symbol to express the answer as a percentage.

Answer:

B)  4.38%

Explanation:

Correct on Edge.

Hope this helped!  

Answer:  The correct answer is a. interphase

Explanation:

The interphase stage occurs before the other stages of mitosis (nuclear division) begin. Once the phases of mitosis are complete, the cell will divide into two new cells during the cytokinesis process.

False (b). Diffusion is a kind of process that does not require energy.

Microorganisms, plants, and animals all benefit from the diffusion of tiny molecules as well as macromolecules (like proteins) in aqueous solutions. Diffusion plays a significant role in the drying of liquid mixes and solutions as well as the preparation of food. For example, during evaporations, scent components in fruit juice, coffee, and tea diffuse from solutions.

Products, waste, and occasionally enzymes diffuse out during fermentation while nutrients, oxygen, and sugar diffuse to the microbes. Urea, creatinine, and extra fluid are all removed from the blood by the kidneys. Patients with dysfunctional kidneys receive renal dialysis to eliminate waste materials from their blood.

The hemodialysis procedure involves pumping the patient's blood through a dialyzer while waste diffuses to the aqueous cleaning fluid across a semipermeable membrane.

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Answer:

It is exclusively a philosophically naturalistic perspective of universal reality that is allowed in any hypothesis of the origin of life, meaning only the interactions of elements that through naturalistic processes that are allowed for any postulation of what could precede the appearance of life. However, chemical evolution that attempts to explain the interaction of abiotic materials, elements, compounds, molecules and assemblies are mythological, just as is Darwin's "warm little ponds" and increasingly, the primordial soup of Oparin-Haldane. There are no naturalistic processes capable of any significant organization and assembly of biochemical compounds. The physics law of entropy does permit assembly of some materials, even simple amino acids and sugars, but nothing even close to what is required in an organism, even of the simplest construction. The lab experiments that have been performed and have demonstrated some biochemical assembly have been intelligent design, highly managed efforts that are not geochemically relevant to primordial earth conditions.

Answer:

d

Explanation:

Answer:

I think it is A

Explanation:

as this is the process for division in bacteria cells so they will produce 2 daughter cells. Hope this helps

Claim: This process uses expensive fertilizers and pesticides to grow pest free crops which may be produced in excess. Explain the reasons why people would go against growing wheat this way.

Your answer: Here are 3 reasons that go against growing wheat this way.

1. The fertilizers and pesticides are expensive and cost farmers a lot which takes away from the revenue that farmers make from growing the crops in the first place.

2. Other then fertilizers and Pesticides its a lot of work as you can see on the chart throughout the year there are many things you must do too keep crops bug free and pest free this reason I'm explaining says that taking and doing all of this work for not pests/bugs is too much and not needed.

3. Fungicide Is needed a lot and incredibly expensive when you used/spray it on crops that much and point goes a lot more for large crops too.

If these reasons don't work, find factors that or counterclaims that go against this method of harvesting wheat. (This is what your supposed too do)

a 21-year old sedentary (but otherwise healthy) male who consumes 2,500 calories per day and expends 1,800 calories per day in metabolic processes is in Caloric surplus (excess)

The 21-year-old sedentary male is in a caloric surplus. With a consumption of 2,500 calories per day and an expenditure of 1,800 calories per day in metabolic processes, there is an excess of 700 calories. This surplus can lead to weight gain over time. When caloric intake exceeds the energy expended by the body, the excess energy is stored as fat.

In this case, the individual's daily caloric intake is higher than their daily energy needs, resulting in a positive energy balance. It is important to note that other factors like macronutrient composition and individual metabolism can also impact weight gain or loss. To achieve weight maintenance or weight loss, adjustments in caloric intake or increased physical activity may be necessary

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Answer:

Explanation:

density is the first choice and the last choice

mass is the 2nd and 4th choice

volume is the 3rd and 5th choice

Silkworms (Bombyx mori) are larvae or caterpillars of the Bombyx mori moth. In China, silk has been made for at least 5000 years. Despite not living in the wild anymore, the moth is essential because it produces silk. The species is entirely dependent on humans. The silkworms are native to northern China and eat mulberry leaves.

                             Bombyx mori

          Phylum: Arthropoda

          Class: Insecta

          Order: Lepidoptera

          Family: Bombycidae

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Answer:

Depending on the situation you would want random sampling

Explanation:

For example, all units will have an equal chance of being selected