Humans:
A)have one of the longest gestation periods of any primate
B)exhibit mild sexual dimorphism
C)have lost much of their locomotor flexibility
D)all of the above

Question

Quizplus · Accepted Answer

A) Humans have a gestation period of around 9 months, which is longer than most other primates.
B) While there are differences in size and shape between males and females, these differences are not as drastic as in some other primates.
C) Humans have evolved to be habitual bipeds, meaning that they walk on two legs most of the time, and have lost some of the flexibility in their joints that would allow for more diverse types of locomotion.