Any Heritable Trait That Improves the Ability of an Organism

question 71

Short Answer

Any heritable trait that improves the ability of an organism to survive and to reproduce at a higher rate than other individuals in a population are able to do under prevailing environmental conditions is a(n)____________________.

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Definitions:

Auditory Canal

The tube-like structure that leads from the outer ear to the eardrum, transmitting sound waves to the middle ear.

Sound Waves

Vibrations that travel through the air or another medium, which can be heard when they reach a person's or animal's ear.

Middle Ear

The part of the ear between the eardrum and the inner ear that contains three small bones that vibrate to transmit sound.

Contrast Effects

The alteration of perception or judgment of one thing, caused by the recent exposure to a different level of the same or another stimulus.