The Physiologically Active Form of Phytochrome Is

question 20

Multiple Choice

The physiologically active form of phytochrome is

• A) P_fr.
• B) P_r.
• C) G protein.
• D) cryptochrome A.
• E) 730 nm.

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Definitions:

Texture Gradient

Monocular depth perception cue; the tendency for textured surfaces to appear to become smaller and finer as distance from the viewer increases.

Pupil

The black circular opening in the center of the iris of the eye, which regulates the amount of light that enters the eye.

Iris

The colored part of the eye that controls the diameter and size of the pupil, thus influencing the amount of light that reaches the retina.

Conduction Hearing Impairment

A type of hearing loss caused by problems in the ear canal, eardrum, or middle ear, affecting the transmission of sound to the inner ear.