Natural Selection

QUESTION 1

Which of the following was at play in the evolution of the peppered moth following the Industrial Revolution?

A)Migration (gene flow)

B)Founder effect

C)Bottleneck event

D)Natural selection

QUESTION 2

Which of the following did NOT contribute to an increase in antibiotic resistance in bacteria?

A)Prescribing of antibiotics for viral infections

B)Addition of antibiotic to common household products, such as hand soap

C)Failure by hospitals to sterilize surgical tools

D)All of the above contributed to antibiotic resistance in bacteria.

QUESTION 3

Cancer is subject to evolution due to:

A)Gene flow

B)Tumor cells experiencing a bottleneck event due to chemotherapy

C)Natural selection and competition between cells of two different tumors

D)Natural selection and competition between cells of the same tumor