Adaptations for deep diving in cetaceans include all the following except:
a. large amount of hemoglobin.
b. large amount of cholesterol.
c. lowered sensitivity to lactic acid.
d. high levels of myglobin.
e. decreased metabolism.
B
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, gene swapping between two species is
A. impossible, but it happened frequently in the distant past. B. infrequent but possible; it happened more often in the distant past. C. much more frequent compared to in the distant past. D. only possible if they are in the same family of organisms, such as lions and tigers.
Chlorosis in plants is a condition best explained by:
A. lack of water B. lack of certain minerals C. lack of oxygen D. lack of carbon dioxide E. lack of soil moisture
Fingerprint pattern is inherited, but also affected by the environment. An example of how the environment naturally can alter fingerprint pattern is
A) a criminal taking off the fingertip skin with acid. B) a fetus touching the developing toe and finger pads to the wall of the amniotic sac. C) a person developing skin disorders. D) the fingertips rubbing away from too much computer use.
Character displacement makes competing species
less similar, which facilitates __________. Fill in the blank(s) with the appropriate word(s).