Gene flow ____
a. has a homogenizing influence between two populations
b. speeds up the divergence of two populations
c. increases the genetic variation between populations
d. is promoted by isolating mechanisms
e. promotes inbreeding
ANSWER: a
You might also like to view...
states that two species cannot coexist indefinitely in the same niche.
A. Zonal exclusion theory B. Endosymbiotic theory C. Co-inclusion principle D. Competitive exclusion principle E. Second law of thermodynamics
Which of the following bridges the gap
between a neuron sending a message and the neuron receiving it? a. threshold value b. action potential c. transmitter molecules d. a neurohormone e. all of these
Monoglycerides and fatty acids diffuse into a brush border cell, where they combine with proteins
resulting in __________. Fill in the blank(s) with the appropriate word(s).
The seizures associated with nerve agent exposure:
A) cannot be reversed with any pharmacologic agent. B) are often more severe in patients with a seizure history. C) will continue until a MARK 1 antidote is administered. D) should be treated with large quantities of a benzodiazepine.