The presence of ________ indicates that the air is healthy for humans to breathe.

A. yeast
B. morels
C. smuts
D. ergot
E. lichens


Answer: E

Biology & Microbiology

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Microsporidians are considered parasitic because of the ability to penetrate their host cells using _____

A) a mycelium B) a polar tube C) sporangia D) chitin

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Genetically identical organisms result from _____

a. SCNT b. embryo splitting c. therapeutic cloning d. all of these

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What is the sudden withdrawal of one's hand from a hot stove?

A) learning B) common sense C) an instinct D) a reflex

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At a constant temperature and pH, the rate of an enzymatically catalyzed reaction is inversely proportional to the

enzyme concentration. __________________ Indicate whether the statement is true or false.

Biology & Microbiology