The term teratogen refers to __________
A) any environmental agent that causes damage during the prenatal period
B) a limited time span during which a part of the body is biologically prepared to develop rapidly
C) a rapid period of prenatal neurological development
D) a synthetic hormone used to prevent miscarriage
Answer: A
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The trichromatic theory states that:
A) the visual system treats triads of color as antagonistic to each other. B) three types of color feature detectors in the visual cortex are responsible for color perception. C) three types of cones exist, each sensitive to a certain range of wavelengths. D) species that detect ultraviolet light perceive three colors that are outside of the range of humans.
What was the unconditioned stimulus (UCS) in the case of Little Albert?
a. a rat b. a loud noise c. a high chair d. a small enclosed space e. a blanket