Crystal-clear mountain lakes are oligotrophic

Indicate whether the statement is true or false.


ANSWER: True

Biology & Microbiology

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Saprobic fungi obtain nutrients from _____

a. nonliving organic matter c. living animals b. living plants d. living plants and living animals

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The main process that occurs at the site of the structures marked by arrows in Figure 4-3 is:

a. protein synthesis. b. photosynthesis. c. conversion of food molecules to ATP. d. processing and packaging of proteins. e. transcription

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The adrenal glands are part of the

a. endocrine system. b. respiratory system. c. immune system. d. emphatic system.

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What color develops when ninhydrin reacts with amino acids in a sample?

a. Blue b. Blue-green c. Purple d. Red

Biology & Microbiology