Biology, 25.02.2021 01:00 TheArkazary
In the 1960s a molecular biologist noticed that mutations occurred in areas of DNA that contained many repeated sequences. When a strand-slippage error occurs, an insertion mutation can result. How does the insertion mutation affect the DNA?
A: Nitrogenous bases are damaged.
B: Nitrogenous bases are added.
C: Nitrogenous bases are deleted.
D: Nitrogenous bases are exchanged.
Answers: 1
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