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raketka [301]
3 years ago
13

1. What are point mutations? How do they occur?

Biology
1 answer:
mestny [16]3 years ago
8 0

Answer:

Involve changes in one or few nucleotides/ bases

Explanation:

Point mutations most commonly involve the substitution of one base for another (which changes the complementary base as well in DNA). The term point mutationt also includes insertions or deletions of a single base pair.

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