The amniotic egg evolved ____ years ago

a. 1 billion
b. 650 million
c. 340 million
d. 240 million
e. 25 million


C

Biology & Microbiology

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Does it make a difference which peak of the predator population you choose to examine?

a. yes b. no

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Glucose is transported into a cell by ____

a. active transport b. exocytosis c. facilitated diffusion d. phagocytosis e. osmosis

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Which portion of the respiratory tract is commonly referred to as the "throat"?

a) larynx b) glottis c) epiglottis d) pharynx e) trachea

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