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4 years ago

A gene sequence reads ATCGAT. which represents a substitution mutation.

Biology

1 answer:

KIM [24]4 years ago

4 0

Answer:

Explanation:

A substitution is where a base is substituted by another base

A. ATGAT - this is not a substitution, the C has been <u>deleted</u>

B. UAGCUA - this is not a substitution, but is the complementary mRNA sequence (you can tell because there are Us instead of Ts)

C. TAGCTA - this is not a substitution, but is the complementary DNA sequence

D. ATGGAT - this is a substitution, the C in the original sequence has been replaced (substituted) by a G.

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