What Was the Original Purpose of the Voyage of the HMS

question 52

Multiple Choice

What was the original purpose of the voyage of the HMS Beagle?

• A) to add to the general knowledge of the animals and plants on Earth
• B) to gather physical evidence in support of the theory of evolution
• C) to chart the coast and harbors of South America
• D) to do experiments to test Lamarck's view of inheritance of acquired characteristics

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Definitions:

Myelin Sheath

A fatty layer that surrounds the axons of some neurons, enhancing the speed of electrical signal transmission.

Node of Ranvier

A gap in the myelin sheath of a nerve fiber that facilitates rapid conduction of nerve impulses along the axon through saltatory conduction.

Convergence

The process or phenomenon where two or more separate species evolve similar traits independently, often due to similar environmental pressures.

Divergence

The process by which two or more related species become more different over time, often due to different environments or lifestyles.