Evidence suggests that the minimum number of genes that must change to produce a new species is __________.

a. about 10
b. sever
c. about 1,000
d. one
e. several thousand


Answer: d. one

Biology & Microbiology

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The separation of members of a gene pair into the gametes is called ____________________. Fill in the blank(s) with the appropriate word(s)

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A commensal bacterium

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On which surface of an epithelial cell are microvilli located?

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