Relation between reproductive isolation and natural

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1) Ability to taste phenylthiocarbamide (PTC) for some people is cause by the dominant allele. The person will taste it bitter. But if you carry recessive allele, PTC is tasteless. Is the ability to taste PTC is a continuous or discontinuous variation? Justify your answer.

2) Is there any relation between reproductive isolation and natural selection? Explain.

Reference no: EM132510359

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