Which of the following statements concerning enzymes is FALSE?
A) They are usually, but not always, proteins.
B) They always function best at 37°C.
C) They can be denatured if the pH of their environment is too high or too low.
D) They form a temporary intermediate compound with a substrate.
E) They can be used to catalyze a chemical reaction over and over again.
B
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Blocked oviducts can be the result of STDs. Indicate whether the statement is true or false
Identify and briefly discuss two ecological roles filled by bacteria. What will be an ideal response?
The effect of population growth limiting
factors begin to become evident at about a. A. b. B. c. C. d. D. e. E.
Which of the following is considered a model for enzyme action?
A. Lock and Key model B. Enzyme interaction model C. Transformation model D. Transcription model