Female peahens choose a male peacock for mating because of the male's long, colorful tail feathers and their courtship display. This is which type of sexual selection?
A. Intrasexual selection.
B. Robustness selection.
C. Intersexual selection.
D. Cryptic selection.
E. Balancing selection.
C. Intersexual selection.
You might also like to view...
Place the following cell types in the correct order during the differentiation of a hematopoetic stem cell (HSC) into a macrophage. Some may be used once or not at all.
I. megakaryocyte II. lymphoid progenitor III. macrophage IV. hematopoetic progenitor V. myeloid progenitor VI. monocyte VII. hematopoetic stem cell A. VII, IV, V, VI, III B. IV, VII, V, VI, III C. IV, VII, II, VI, III D. VII, IV, V, II, III E. VII, IV, II, IV, III
A bird building a nest in a tree is an example of what?
a. commensalism b. predation c. herbivory d. parasitism
Darwin was inspired by ____ ideas on the geologic history of Earth, which allowed him to better understand the
geology of the regions he would visit on his journey aboard the Beagle.
a. Lyell’s b. Cuvier’s c. Aristotle’s d. Paley’s e. Lamarck’s
Which of the following does NOT digest proteins?
a. trypsin b. chymotrypsin c. aminopeptidase d. pepsin e. lipase