Which Statement About Natural Selection Is Most Correct

question 27

Multiple Choice

Which statement about natural selection is most correct?

• A)Adaptations beneficial in one habitat should generally be beneficial in all other habitats as well.
• B)Different species that occupy the same habitat will adapt to that habitat by undergoing the same genetic changes.
• C)Adaptations beneficial at one time should generally be beneficial during all other times as well.
• D)Well-adapted individuals leave more offspring, and thus contribute more to the next generation's gene pool, than do poorly adapted individuals.
• E)Natural selection is the sole means by which populations can evolve.

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Definitions:

Sensitization

An increase in responsiveness to a stimulus following its repeated presentation, often leading to the enhancement of a response.

Basilar Membrane

A membrane in the cochlea of the inner ear; it plays a crucial role in the sense of hearing by vibrating in response to sound waves.

Auditory Nerve

The cranial nerve responsible for transmitting sound information from the cochlea of the inner ear to the brain.

Organ Of Corti

The receptor for hearing that lies on the basilar membrane in the cochlea.