Consider the following syllogism: All cats are birds. All birds have wings. All cats have wings. This syllogism is
a. valid.
b. invalid.
c. true.
d. both valid and true.
a
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When presented with a picture of a woman's face, a two-month-old infant will likely fixate on the ________ while a four-month-old infant will likely fixate on the ________
a. chin; hair c. mouth; chin b. eyes; mouth d. hair; eyes
When light waves enter the eye, they first pass through the __________.
A. iris B. lens C. pupil D. cornea
What is the treatment for seasonal affective disorder (SAD)?
a. Medication. b. Psychotherapy. c. Exposure to artificial light. d. Hypnosis.
Which of the following is NOT true about the interaction between genes and the environment?
A. Personalities and interests are not reinforced by the environments we choose. B. Environmental conditions can affect the expression of genes. C. Genetic factors can influence the kinds of environments we choose. D. The environment can act as a catalyst for a genetic tendency.