In Primate Evolution, in Which of the Following Epochs Did

question 8

Multiple Choice

In primate evolution, in which of the following epochs did proto-monkeys first appear?

• A) Oligocene (34-23 m.y.a.)
• B) Miocene (23-25 m.y.a.)
• C) Eocene (54-34 m.y.a.)
• D) Paleocene (65-54 m.y.a.)
• E) Pliocene (5-2.6 m.y.a.)

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Definitions:

Infundibulum

A funnel-shaped structure, often used to describe parts of the anatomy such as the connection between the ovaries and fallopian tubes or parts of the brain.

Ovum

The female reproductive cell or egg, which, when fertilized by a sperm, can develop into an embryo.

Blastocyst

A stage of early development in mammals that consists of a spherical outer layer of cells, enclosing a fluid-filled cavity and a cluster of cells.

Embryo

An early stage of development for multicellular organisms, in humans it refers to the period from fertilization until the eighth week.