What is the target threshold to meet EPA maximum containment level goals? 

A. 90% inactivation of microbes present.
B. 100% inactivation of microbes present.
C. 99.9% inactivation of microbes present.
D. At least 50% inactivation of microbes present.


Answer: C

Biology & Microbiology

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Four of the five answers listed below are processes associated with light-dependent reactions. Select the exception

a. photolysis b. electron transport phosphorylation c. carbon fixation d. photosystem I and II e. noncyclic pathways of ATP formation

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Endocrine glands secrete hormones; exocrine glands secrete substances such as

a. sweat. b. pheromones. c. cyclic AMP. d. tropic hormones. e. neurotransmitters.

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When a population of organisms is evolving, what can you be sure is happening?

A) It's improving. B) It's stable (no change). C) It's getting bigger. D) It's changing.

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Regulation of cellular processes via chromatin remodeling or compaction are used by eukaryotic cells but not archaeal cells. 

Answer the following statement true (T) or false (F)

Biology & Microbiology