A) bilateral symmetry.
B) homologous dentition.
C) positive correlation.
D) pleiotrophy.

A) Primate evolution is more complex than the evolution of lower animals.
B) We share many of the same adaptations as other primates.
C) We share an interest in evolution with other primates.
D) Modern primates represent the primitive condition of our common ancestor.

A) Primates have more complex eyes than do other mammals.
B) Primate olfactory apparatuses are highly specialized, especially in diurnal primates.
C) Primates have more olfactory nerves than do other mammals.
D) The primate visual sense is highly developed while the olfactory apparatus is reduced, especially in diurnal primates.