Question

Which of the following mutations is evolutionarily important?

After an injury, a replacement skin cell mutates during replication.
A gene in an egg cell inserts two extra base pairs during cell division.
Exposure to radioactive material causes cancer in a nuclear power plant worker.

Answer 1

A gene in an egg cell inserts two extra base pairs

Step-by-step explanation:

Answer 2

A gene in an egg cell inserts two extra base pairs!!