Regarding chimpanzees' communication abilities, which of the following statements is FALSE?
a. The ability of chimpanzees in the language experiments to invent a simple grammar may help us better understand the roots of human language.
b. The pygmy chimpanzee named Kanzi has the vocabulary and the ability to invent a simple grammar that are equal to those abilities shown by five-year old humans.
c. Noam Chomsky insists that if chimps were biologically capable of language they would use it on their own.
d. For the most part, natural animal communication is quite limited.
ANSWER: b
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Researchers studying the effects of sleep deprivation tested the physical coordination skills of 25-year-old males who had been sleep deprived for 24, 36, or 48 hours. In this study, the dependent variable would be
a. the age of the research participants. b. the physical coordination skills of the men in the study. c. the length of time the participants had been sleep deprived. d. the type of physical coordination task the researchers use.
Which of the following statements accurately reflects the relationship of the amount of sleep that an individual receives as a function of age?
A) We require more sleep as we age. B) As we age, we tend to need less sleep. C) We require much sleep during infancy and early childhood, less sleep in adolescence and early adulthood, and then more sleep in middle and older age. D) The amount of sleep we require does not follow a consistent pattern as we age.
The brain and the spinal cord make up the
a. peripheral nervous system. b. central nervous system. c. cerebellum. d. brain stem. e. primary nervous system.
The _____ theory suggests that we humans have a biologically based need for interpersonal connections
Fill in the blank with correct word