Which of these parts of the membrane large molecules pass through it?
a. globular proteins
b. fatty acids
c. phosphorus groups
d. phospholipid bilayers

What will happen to a population of predators if there is a sudden, temporary increase in the number of prey? a. the population of predators will be uniform with no change. b. the population of predators will increase first and then decrease slowly. c. the population of predators will increase continuously.

What are the pros and cons of quadrat sampling?

Which of the following is caused by reproductive isolation within a species? a. a decrease in gene flow b. an increase in genetic flow c. a decrease in genetic drift d. an increase in gene flow