Melanin is the reason why people are different colors.
John: he has naturally acquired active immunity to chicken pox from his previous exposure
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Science is the detailed explanation and experimentation of hypotheses, created by the scientists or scientist. Science can range from anything from molecular structure to the forms of space entities. It is a way to test theories and prove facts of nature and being.
Science is the foundation of life, and explains how everything starts to how everything ends. It explains why things work the way they do and why they act the way they do. It supplies us with evidence on how the world works and all the things in it.
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Explanation:
A recombinant frequency significantly less than 50 percent shows that the genes are linked. A recombinant frequency of 50 percent generally means that the genes are unlinked on separate chromosomes. The remainder of this chapter focuses mainly on linked genes and recombinants arising from crossing-over.
