What Helped Create an Ecological Niche That Enabled Primates to Spread

question 32

Multiple Choice

What helped create an ecological niche that enabled primates to spread and diversify?

• A) spread of flowering plants
• B) separation of the primate suborders
• C) long period of global cooling
• D) spread of grasslands
• E) extinction of primate predators

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Definitions:

Dendrite

A branched projection of a neuron that receives electrical signals from other neurons.

Node of Ranvier

Gaps in the myelin sheath along a nerve fiber, where action potentials are regenerated for rapid signal transmission.

One Meter Long

A unit of measurement equal to 100 centimeters or approximately 39.37 inches, often used to specify the length of objects.

Axon

A long, slender projection of a nerve cell that typically conducts electrical impulses away from the neuron's cell body.