The consonant-vowel utterances that characterize the infant's first attempts to vocalize are called
a. cooing. c. canonical babbling.
b. babbling. d. baby talk.
B
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__________ involves the detection of energy by sense organs, whereas __________ involves interpreting sensory inputs
A) Perception; sensation B) Adaptation; perception C) Sensation; perception D) Sensation; adaptation
The majority of young people in the United States have had sexual intercourse by
A) ninth grade. B) their junior year in college. C) the time they graduate from high school. D) the time they finish grade school.
Your friend tells you that, when he marries and has children, he wants to have two girls and a boy. He wants to find a woman to marry who wants the same, so that he can be sure to get the family he wants. What do you tell him?
A. A woman gets to decide which sex she wants, so he is right to find someone shares the same goals. B. His sperm will determine the sex of the offspring. C. The woman's ova will determine the sex of the offspring. D. Sex of the offspring is determined by day of the week.
A light of 485 nm is presented to a person's visual system. Which of the following is the best description of what happens next?
A. A cone system that responds to specific wavelength will respond, while other cone systems will be silent. B. The light will not be responded to at all because that wavelength is invisible. C. All three cone systems will respond at varying strengths. Color is perceived from the mix of those responses. D. Only the S-cone will respond to this light, as it is out of the range of sensitivity for the other cone systems.