Answer:
a) provides structure to the Trachea. b) hairs on a cell that help it move around. C) Exchanges oxygen and carbon dioxide molecules to and from the blood stream
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Answer:
The three interlocking, overlapping arrows symbolize the three objectives of conservation: - maintenance of essential ecological processes and life-support systems; - preservation of genetic diversity; - sustainable utilization of species and ecosystems.
Explanation:
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Answer:
B. Both Norovirus and Hepatitis A
Explanation: