Indicator bacteria for contaminated water are ________.

A. staphylococci
B. all bacteria
C. coliforms
D. Clostridia


Answer: C

Biology & Microbiology

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When you bring your hand to your shoulder,

your biceps muscle ___ and your triceps muscle ___.

a. contracts---relaxes b. relaxes---contracts c. contracts---contracts d. relaxes---relaxes e. lengthens---shortens

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What type of fruit is a blackberry?

a. an aggregate of many drupes b. an aggregate of many indehiscent fruits c. an aggregate of many small berries d. a multiple of small berries e. a multiple of small pomes

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Which types of ratios are likely to occur in crosses (F2 ) when one is dealing with two interacting, epistatic gene pairs?

What will be an ideal response?

Biology & Microbiology

As it leaves the lung in the pulmonary vein, blood is ________ saturated with oxygen.

A) 90% B) 98% C) 108% (supersaturated) D) 100% (completely) E) 75%

Biology & Microbiology