Most of a cell's enzymes are

A) lipids.
B) proteins.
C) amino acids.
D) carbohydrates.


Answer: B

Biology & Microbiology

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Of the two polypeptide chains found in insulin, which chain is the longest?

a. chain A b. chain B

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Where the thermocline forms is indicated by

a. A. b. B. c. C. d. D. e. none of these.

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Which of the following bones in the lower leg has no counterpart in the lower arm?

a. tibia b. fibula c. patella d. tarsals e. metatarsals

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What is the most effective way of killing Staphylococcus in the food you are preparing?

A) Use a good antiseptic on the food itself before preparing it. B) Cook the food thoroughly. C) Nothing; this organism never is spread in food. D) Mix antibiotics in with the food.

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