The situation in which an embryo produced as a result of a mating between individuals of different species is incompatible with the mother and is subsequently aborted is an example of ____
a. temporal isolation
b. hybrid inviability
c. mechanical isolation
d. gametic mortality
e. behavioral isolation
ANSWER: b
You might also like to view...
A chemist adds a chemical to pure water and there is a 100 fold increase in the concentration of hydrogen ions. What is the best approximation of the new pH value?
A. 0 B. 5 C. 7 D. 9 E. 14
In MacArthur and Wilson's island biogeography model, species richness is a balance between
A. arrival and extinction. B. inhibition and facilitation. C. arrival and speciation. D. tolerance and inhibition. E. None of these choices are correct.
Which one of the following parts of the brain effectively links the nervous system and the endocrine system?
A) medulla oblongata B) cerebral cortex C) corpus callosum D) hypothalamus E) cerebellum
The hydrogen, ionic, and covalent bonds that stabilize the shape of a protein contribute to which level of structure of a protein?
A) primary B) tertiary C) secondary D) quaternary