The process whereby the earth's life changes over time through changes in genes of populations of organisms in succeeding generations is called ____.
A. emigration
B. mutation
C. natural selection
D. evolution
E. genetic drift
Answer: D
Environmental & Atmospheric Sciences
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A. gravity. B. mass. C. force. D. weight.
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Fill in the blank(s) with correct word
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What were some of the long-term economic impacts of the completion of the transcontinental railroad in Canada and also in the United States, especially in cities such as Vancouver and Seattle?
What will be an ideal response?
Environmental & Atmospheric Sciences