Question

Most moths of a particular population died when the chestnut blight fungus that they were dependent on got wiped out. But some moths did survive. Which mechanism explains the reason for this?
Gene flow
Genetic drift
Natural selection

Answer 1

@sarah786

Answer 2

i think it is A or B

Answer 3

its B because some of the moths must have been able to feed off of a new food source because a change in genetics

Answer 4

@1996bmw

Answer 5

ok thank you