The semicircular canals are

a. empty.
b. filled with gas.
c. filled with a liquid.
d. filled with bones or stones.
e. filled with sand grains.


Answer: c

Biology & Microbiology

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Which of the following statements provides evidence that organelles (e.g., mitochondria and chloroplasts) originated billions of years ago as a result of primitive eukaryotic cells engulfing free-living bacterial cells? (Choose all that apply)

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____ stabilize the blood vessels, providing structural support allowing for the blood to flow.

a. fat cells b. blood cells c. muscle cells d. adipose tissue

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According to the theory of _____, governments and laws, social interest groups, social values, and markets and economic stakeholders are the boundaries of managerial power.

A) pluralism B) transnational power elite C) institutional elite D) dominance

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Would one expect a linear relationship between DNA sequence divergence and phylogenetic distance? Why or why not?

What will be an ideal response?

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