Assume that a newly developed chemical agent blocks the active site of the enzyme shown in the figure. This drug must be similar in shape and size to

A) glucose.
B) fructose.
C) sucrase.
D) sucrose.


Answer: D) sucrose.

Biology & Microbiology

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A. hanging drop B. negative stain C. Gram stain D. fixed, stained smear E. flagellar stain

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Researchers find support in the __________

hypothesis to explain the mass extinction of nearly all remaining dinosaurs. a. adaptive radiation b. endosymbiosis c. K-T Asteroid hypothesis d. molecular clock e. continental drift

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Implantation occurs in the

a. ovary. b. uterus. c. vagina. d. oviduct. e. follicle.

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A person with type B blood can receive a transfusion of either type O blood or type AB blood.

a. True b. False

Biology & Microbiology