A. gametic isolation
B. habitat isolation
C. reduced hybrid fertility
D. hybrid breakdown
E. mechanical isolation
A. owl wing and hornet wing
B. Australian mole and North American mole
C. bat forelimb and bird wing
D. bat wing and human hand
E. porcupine quill and cactus spine
A. kingdom, phylum, order, class, family, genus, and species.
B. phylum, family, class, order, kingdom, genus, and species.
C. kingdom, phylum, class, order, family, genus, and species.
D. family, phylum, class, kingdom, order, species, and genus.
The correct sequence from the most to the least comprehensive of the taxonomic levels listed here is
Males of one species sing only during rainy conditions; males of another species sing only when it is not
Which of the following pairs are homologous?
The questions below are based on the following description:
Several closely related frog species of the genus
can be found in the forests of the southeastern
United States. The species boundaries are maintained by reproductive barriers. In each case, match the
various descriptions of frogs below with the appropriate reproductive barrier listed. Options may be