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
Biology & Microbiology
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
Biology & Microbiology
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.
Biology & Microbiology