Natural selection results in changes in ____.

A. individuals
B. populations
C. kingdoms
D. phyla
E. animals only


Answer: B

Biology & Microbiology

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Elements that are required in relatively large amounts by microorganisms are called

A. macronutrients. B. meganutrients. C. multivitamins. D. macromolecules.

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________ coral species are responsible for building reefs in shallow, tropical waters

a. Ahermatypic b. Broadcast c. Hermatypic d. Mesenterial

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Which of the following is not a stage of interphase?

A. cytokinesis B. S C. G1 D. G2

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Plasma cells produce (antibody/chemokine/cytotoxic) molecules

What will be an ideal response?

Biology & Microbiology