Each Primary Spermatocyte

question 98

Multiple Choice

Each primary spermatocyte

• A)divides to become two secondary spermatocytes.
• B)undergoes two divisions to produce four spermatids.
• C)has its chromosome number reduced by half during meiotic divisions.
• D)is produced by mitotic division of a spermatogonium.
• E)has all of these properties.

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Definitions:

Iodopsin

A type of photopsin, which is a photoreceptor protein found in the cones of the retina that is responsible for color vision.

Lateral Geniculate

A relay center in the thalamus of the brain that is involved in the processing of visual information.

Optic Tract

Tract that extends from the optic chiasma to the lateral geniculate nucleus of the thalamus.

Melanin Pigment

A natural pigment found in most organisms, responsible for coloration in the skin, hair, and eyes.