객관식
Which primate group is classified as hominins?
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32. Vertebrates
Primates and Homonids
객관식
Which feature is common to all primates?
A
Long gestation periods
B
Large brain relative to body size
C
Opposable thumbs
D
Bipedal locomotion
검증된 단계별 안내1
Identify the key characteristics that are commonly associated with primates. These include features like opposable thumbs, large brains relative to body size, and long gestation periods.
Understand the significance of opposable thumbs in primates. Opposable thumbs allow for a greater range of motion and the ability to grasp objects, which is a crucial adaptation for arboreal (tree-dwelling) lifestyles.
Consider the evolutionary advantages of having opposable thumbs. This feature enables primates to manipulate objects and use tools, which is essential for survival and has contributed to the development of complex behaviors.
Differentiate between the features listed in the problem. While long gestation periods and large brains are common in many primates, opposable thumbs are a defining characteristic that is present in all primates.
Conclude that opposable thumbs are the feature that is universally present in all primates, distinguishing them from other mammals and supporting their unique adaptations for life in diverse environments.
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