The “leaves” of ferns are known as

a. rhizomes.
b. rhizoids.
c. fronds.
d. sori.
e. none of these.


Answer: c

Biology & Microbiology

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Organisms that can manufacture their own chemical energy are called ____________. 

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What would happen to protons that reenter the mitochondrial matrix?

a. They are attached to NAD+ and FAD. b. They combine with oxygen to form water. c. They synthesize ATP by substrate-level phosphorylation. d. They help in the production of CO2. e. They regenerate Coenzyme A.

Biology & Microbiology

Medicine must respond with new drugs and vaccinations to the slow evolution of disease-causing

organisms such as bacteria and viruses. __________________ Indicate whether the statement is true or false.

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What three outcomes result from a human T lymphotropic virus infection?

What will be an ideal response?

Biology & Microbiology