The earliest humans primarily used tools to ____
a. assist in locomotion
b. provide protection
c. facilitate the processing of food
d. ward off predators
e. construct shelters
ANSWER: c
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can affect climate?
What will be an ideal response?Recombinant DNA was first made in
a. 1952. b. 1962. c. 1972. d. 1982. e. 1992.
LINEs and SINEs are repetitive sequences in humans that can also, as retrotransposons, insert into genes and cause disease
Indicate whether the statement is true or false
Natural selection occurs when there is nonrandom elimination of genotypes from a population due to ________
A) decreased predation B) similarities in viability or reproductive success C) differences in reproductive isolation mechanisms D) differences in viability or reproductive success