How do haplorhines differ from strepsirhines?


How do haplorhines differ from strepsirhines? O They have more teeth than strepsirhines do. O They have smaller brains than strepsirhines do. They are more sexually dimorphic than strepsirhines are hereas strepsirhines do.

Answer

Background Information: Strepsirhines or lower primates include lemurs, bush babies, lorises. The higher primates or haplorhines include the tarsiers, Old and New World monkeys, apes and humans. Both of them have characteristic differences (phenotypically too). Now, Haplorhines have fewer teeth than strepsirhines. They also have larger brains than strepsirhines. Moreover, Haplorhines see in color, whereas strepsirhines do not see color. Therefore,

The correct option is (c) They are more sexually dimorphic than strepsirhines are.

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