You are reading a scientific article about cheetahs that have stripes instead of spots. The
article refers to this as a genetic mutation. Though you see they have no negative impact
on the cheetahs’ fitness, the stripes are nevertheless considered a genetic mutation
because mutations:
a. can result in an evolutionary advantage.
b. can result in an evolutionary disadvantage.
c. may have no effect on the phenotype.
d. all of the above
A male and female gibbon that are similar in size likely demonstrate the lack of sexual
dimorphism:
a. due to the polygamous social structure in gibbons.
b. as the result of unequal access to resources within their environment.
c. due to decreased competition for mates in a monogamous social structure.
d. which is not related to social structure in gibbons.
In the 1600s Nicolaus Steno proposed:
a. the principle of uniformitarianism.
b. taphonomy.