Heritability refers to the extent to which similarities in traits within a population are attributed to inheritance
Indicate whether the statement is true or false
F
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The words "care" and "bear" differ in one ________
a) morpheme b) phoneme c) gesture d) syntax
Which of the following students provides the best overview about the research on theories of speech perception, as discussed in Chapter 2?
a. Kaitlin: "Because speech is important to human survival, people have a specialized brain structure that helps them decode speech sounds." b. Anastazia: "The research on categorical perception provides the strongest evidence that the special mechanism approach to speech perception is correct." c. Samaria: "In general, most theorists believe that the human nervous system processes speech sounds in the same way it processes nonspeech sounds." d. Jared: "The research on the McGurk effect demonstrates that the special mechanism approach to speech perception is correct."
Oscar is 75 years old. His doctor has encouraged him to walk briskly each day in order to maintain or improve his cognitive performance. What is the most likely reason for this?
a. ?Exercise may boost neurogenesis, particularly in the amygdala. b. ?Exercise may reduce excess “noise” in his neural activity. c. ?A fit cardiovascular system may increase delivery of oxygen to the brain. d. ?Brisk walking may prevent neural decay, particularly in the amygdala.
Researchers have found that declines in speed of performance are due to:
a. disuse c. high blood pressure b. Alzheimer's d. the slowing down in mental processing