Biology Practice Problems Genetic Variation Practice Problems Solution: Single nucleotide polymorphismsA. are often found ...

Solution: Single nucleotide polymorphismsA. are often found in humansB. are rarely found in humansC. arise from gene duplicationsD. arise from transposonsE. are only found in open reading frames

Problem

Single nucleotide polymorphisms

A. are often found in humans

B. are rarely found in humans

C. arise from gene duplications

D. arise from transposons

E. are only found in open reading frames

Solution

Single nucleotide polymorphisms, also known as SNPs, are single nucleotide changes in the general DNA sequence of organisms. These changes are found in a particular position in the DNA strand. They may occur in both coding (genes) and noncoding part of the DNA.

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