Which structure protects pathogenic bacteria from phagocytosis?

a) Capsule
b) Endospore
c) Flagellum
d) Axial filament


Ans: a) Capsule

Biology & Microbiology

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If ________ is (are) present, secondary succession will occur rapidly

a. herbivores b. parasites c. nesting sites d. improved soil e. predators

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The two countries that are the largest emitters of greenhouse gasses are

A) Russia and the United States of America. B) Canada and the United States of America. C) China and the United States of America. D) China and Mexico. E) China and India.

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Which of the following processes includes all others?

A) osmosis B) facilitated diffusion C) passive transport D) transport of an ion down its electrochemical gradient

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Which of the following is NOT recycled? 

A. nitrogen B. water C. energy D. carbon

Biology & Microbiology