asked 85.2k views
3 votes
This is the normal nucleotide sequence on a DNA strand:

A—C—T—G—G—A—T.

What is an insertion?

A. A—C—T—G—G—A—U

B. A—C—T—G—A—T

C. A—C—T—G—C—G—A—T,

D. A—G—T—G—G—A—T

asked
User Shavone
by
8.0k points

1 Answer

1 vote

Answer:

C.] A—C—T—G—C—G—A—T

Step-by-step explanation:

In option A the last base is substituted with U, thus this is a substitution, not an insertion.

In option B the fourth base G is not present. There is one less base, thus this is a deletion, not an insertion.

In option D the base sequence is the same as the normal nucleotide sequence.

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