any alteration in the structure of function of an organism or any of its parts that results from natural selection and by which the organism becomes better fitted to survive and multiply in its environment
What will be an ideal response?
adaptation
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Autotrophs make their own food
a. True b. False
During the Late Mesozoic, a body of water called the ___________________ extended from the
Gulf of Mexico to the Arctic Ocean. Fill in the blank(s) with the appropriate word(s).
Developed countries have primarily converted from biomass fuel to
A) solar energy. B) fossil fuels. C) wind energy. D) renewable energy. E) animate power.
Historically, the settlement pattern of Intermontane West was low population densities that were centered around areas suited for farming or mining. Another way to say this is what?
A) It was a land of irregular population. B) It was a land of discontinuous settlement. C) It was a land of uneven settlement D) It was a land of patchy population.