Reproductive success of an individual is known as:  

A.  variation.
B.  adaptive makeup.
C.  fitness.
D.  microevolution.
E.  macroevolution.


C.  fitness.

Biology & Microbiology

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In _____ gas exchange occurs at the body surface and gas is distributed by diffusion alone

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At the equator, Earth receives the _____ amount of solar radiation _____.

A. maximum; per unit area B. minimum; per unit area C. maximum; only over the ocean D. maximum; only over the land mass

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Is it possible for crossing-over to occur between two linked genes, yet for all of the resulting offspring to have parental genotypes?

What will be an ideal response?

Biology & Microbiology

You would like to know if two populations of fish are reproductively isolated and thus different species, according to the biological species concept. Which of the following would provide evidence for a prezygotic barrier to reproduction?

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Biology & Microbiology