Which isolating mechanism is postzygotic?
A. hybrid sterility
B. behavioral isolation
C. ecological isolation
D. mechanical isolation
E. temporal isolation
A. hybrid sterility
You might also like to view...
Describe the interactions between genes and the environment in the sex determination of some reptiles; explain their relevance to human sex determination
What will be an ideal response?
Photophores of deep-sea fishes may harbor symbiotic bioluminescent bacteria
Indicate whether the statement is true or false
Experiments on competition among species within a community reveal that
A) removing a group of species has relatively little effect on a community. B) removing a single species has a stronger effect than removing a group of species from a community. C) removing a group of species has a stronger effect than removing a single species from a community. D) removing a single species has relatively little effect on a community.
Which statement about resting potential is true?
A) A resting membrane allows much more sodium than potassium to diffuse across it. B) The concentration of sodium is much higher inside the cell than outside. C) The resting potential exists because of differences in glucose concentration inside and outside the cell. D) The sodium-potassium pump contributes to the resting membrane potential.