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denis-greek [22]
3 years ago
7

A student wrote a sentence describing a difference between sexual reproduction and asexual reproduction.

Biology
1 answer:
scoundrel [369]3 years ago
4 0

Answer:

Asexual reproduction happens when organisms divide to reproduce, whereas sexual reproduction requires two organisms to mate to produce offspring.

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Which step can occur even more rapidly by PCR?a. target DNA removed from cells and isolated b. cloning host treated with calcium
lisabon 2012 [21]

Answer:

E. Gene is amplified by multiplication of cloning host

Explanation:

PCR is a very powerful technique that can help us to amplify exponentially one gene from a very small sample of DNA.

As seen in the attached image, the process begins with a single DNA molecule, for the first cycle, that DNA molecule denaturalizes into two strands, the primers bind to their complementary sides and then the DNA polymerase builds the new DNA strands. The number of copies of the gene that can be obtained with each cycle are 2ⁿ copies, where n is the cycle number.

7 0
3 years ago
Which one to choose ?(please tell me if u have trouble seeing)
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Answer: Option (A) is the correct answer.

Explanation:

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So we can conclude that the statement beaches are always changes due to factors such as waves adding and eroding sand best describes beaches.

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2 years ago
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Larry moved from Chicago to Atlanta. For the first two years he lived there he had no allergies in the spring. Then, in the thir
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This might have been the cause of not being exposed to this specific pollen during his years in Chicago. Allergic reactions can develop when the stimuli presented even when its not contagious causes the immune system to trigger and act in a defensive stance. This delayed effect may have been the cause of the sudden expression of the immune system. 
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3 years ago
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Over time the peppered moth population in pollution area
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Will increase, in order to adapt to the environment and reduce being spotted (exercising camouflage) a peppered moth will have a greater chance of surviving since it won't be spotted versus a white moth (which would stand out in a polluted location)

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3 years ago
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(B)

Explanation:

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