Exam 9: Origin of Primates

Around 11 million years ago, Old World monkeys were __________ compared to monkeys today.

During the Paleocene epoch, many archaic groups of mammals arose that are not precisely like any living group.

Which of the following is not true of omomyoids?

Explain how molecular phylogenies are created. In what ways are they advantageous and disadvantageous compared to fossil phylogenies?

__________ are remains that are so recent they have not yet fossilized.

Early apes exhibiting Y-5 molar patterns but monkey-like postcranial skeletons are called __________.

Much of the current information on the origins of higher primates comes from __________.

The fossil record of the __________ reveals the first true primates.

Their differing anatomies suggest that strepsirhines and haplorhines split because __________.

Climatic changes during the middle Miocene caused __________.

Maryellen Ruvolo concluded on the basis of DNA analysis that __________.

A characteristic that differentiates Old World monkeys from apes is __________.

A characteristic that differentiates apes from Old World monkeys is __________.

Compared to plesiadapiforms, adapoids and omomyoids have __________.

African and Asian great apes diverged approximately __________ million years ago.

The __________ are likely ancestors of tarsiers and apes.

The adaptations of a fused mandible and orbital closure in early monkeys were probably unrelated.

Citing specific examples, explain how both the adapoids and omomyoids differ from plesiadapiforms.

Early primate characteristics probably evolved because these creatures were __________.