Problem:

Question 1: Four of the five answers below are used in describing species. Select the exception.

a. interbreeding

b. sexual reproduction

c. populations

d. natural selection

e. color

question 2: Four of the five answers listed below promote evolution. Select the exception.

a. genetic drift

b. mutation

c. gene flow

d. natural selection

e. isolation

Question 3: Four of the five answers listed below are types of prezygotic isolating mechanisms. Select the exception.

a. temporal

b. hybrid inviability

c. mechanical

d. ecological

e. gametic

Question 4: Four of the five answers listed below can function to isolate populations. Select the exception.

a. geography

b. behavior

c. time

d. gametes

e. external fertilization

Give reasoning with your answer.