A Cotyledon Is

question 22

Multiple Choice

A cotyledon is

• A) the first leaf structure to arise in the embryo of an angiosperm.
• B) a spore-like structure used for reproduction in plants.
• C) the fruit produced by flowers of angiosperms.
• D) a fragment of tissue used for reproduction in bryophytes.
• E) the zygote formed in ferns from the union of two gametes.

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Definitions:

Bitter/Sour Taste

Sensory experiences elicited by certain chemicals that are interpreted by the taste buds as either bitter or sour.

Deprivation

A state where an individual or organism lacks a substance or stimulus that is considered necessary or desirable.

Medial Forebrain Bundle

A neural pathway in the brain that is involved with the sensation of reward as well as various aspects of motivation and emotion.

Dopamine

A neurotransmitter involved in many functions, including reward, motivation, memory, attention, and even regulating body movements.