Escherichia coli is a good indicator of fecal contamination of water supplies.

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


True

Biology & Microbiology

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Which of the following is LEAST likely required for the digestion of a meal?

A. molecules B. cells C. tissues D. organs E. populations

Biology & Microbiology

Gas exchange in mammalian lungs occurs in the

a. villi b. anterior air sacs c. posterior air sacs d. bronchioles e. alveoli

Biology & Microbiology

Natural selection operates to produce changes in

a. individuals. b. populations. c. kingdoms. d. phyla. e. animals only.

Biology & Microbiology

Which of the following is not one of the many functions performed by proteins?

A. signals and receptions B. enzymatic catalyst for metabolic reactions C. protection against disease D. contractile components of muscle. E. transport of proteins by chaperonins

Biology & Microbiology