Question

Bedbugs were nearly eradicated with insecticides in the early 1960s, but their numbers are increasing now. Modern bedbugs have a thicker, waxy exoskeleton and resistance to common insecticides. How did these changes most likely happen in bedbugs?.

Answer 1

Offspring that benefited by inheriting several mutations out-competed the offspring lacking the mutations. So, the population changed.

Step-by-step explanation:

I took the test.

Answer 2

Offspring that benefited by inheriting several mutations out-competed the offspring lacking the mutations.So, the population changed and they grew the mutations to protect themselves

Step-by-step explanation: