The Earth completes one rotation about its axis every

A. 1 month.
B. 1 year.
C. 1 day.
D. 12 hours.


Answer: C

Biology & Microbiology

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Of the proteins associated with chromatin, which of the following represents the largest component?

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What was the overall effect of removing the predatory sea star Pisaster ochraceus from its food web?

a. Species richness decreased rapidly. b. Species richness increased rapidly. c. Species richness stayed the same. d. Another predator moved to the top position in the food web. e. Mussel populations decreased.

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As part of your independent study of pond water samples, you notice one of the flagellated organisms latch on to a pollen grain and eventually release spores. You initially thought you were looking at a group exclusively made of protists, but upon

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The ________ on the axis (C2) forms a pivot point with the atlas (C1) that allows you to nod a "no."

Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology