Animal forms of verbal communication are called:
a. Response systems.
b. Animal vocal communication systems.
c. Call systems.
d. Stimulus-generated systems.
e. Stimulus-response systems.
C
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An example of a variable would be:
A. the theory of evolution by natural selection B. the cranial capacities of a series of skulls C. that all mammals give live birth D. all of these
Skeletal biology is the study of the human skeleton in relation to __________
a. diet b. other tissues, such as muscles and tendons c. cultural practices such as medicine d. pathology
Which of the following is an example of a non-immunological biological response to infectious disease?
a. lysozymes b. vaccines c. antigens d. B lymphocytes
What major cultural innovations occurred after the evolution of Homo sapiens?
What will be an ideal response?