A polytypic species
a. is one that has no phenotypic variability.
b. has never been observed in nature.
c. is one composed of local populations that differ from one another with regard to the expression of NO MORE THAN three traits.
d. is one composed of local populations that differ from one another with regard to the expression of ONE OR MORE traits.
e. is the result of inbreeding.
d
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The Sapir-Whorf hypothesis argues that language:
a. influences perception. b. is genetically based. c. is solely a means of communication. d. helps people adjust to their environment. e. is a system of communication that is as much verbal as nonverbal.
The use of technology is mostly associated with the
A) hominoids B) Homo C) hominins D) primates E) Homo sapiens
The fact that individuals who possess favorable traits are more likely to survive and reproduce than those who possess less favorable traits is the basis for which theory?
a. uniformitarianism b. natural selection c. the inheritance of acquired characteristics d. catastrophism e. the fixity of species
Charles Darwin was not the only one to conceive of natural selection. Who also published an article suggesting current species were descended from other species?
a. Georges-Louis Leclerc de Buffon b. Erasmus Darwin c. John Scopes d. Alfred Russel Wallace e. Jean Baptiste Lamarck