Indicator bacteria for contaminated water are ________.
A. staphylococci
B. all bacteria
C. coliforms
D. Clostridia
Answer: C
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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
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
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?
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%