A type of cofactor would be ________.

A. active sites
B. substrates
C. metallic ions
D. vitamins
E. ribozymes


Answer: C

Biology & Microbiology

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Phytochrome is a light receptor that influences:

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Four of the five answers listed below are lipids. Select the exception

a. triglyceride b. wax c. phospholipid d. amino acid e. steroid

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What process is responsible for the flow of water through a plant, from the soil to the leaves?

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The therapeutic range of an antimicrobial is the

A) ratio of the dose a patient can tolerate to the effective dose. B) range of microorganisms the antimicrobial effects. C) range of concentrations at which the antimicrobial is both effective and non-toxic. D) ratio of the concentration of antimicrobial in the blood to the oral dose. E) length of time the medication persists in the body after a single dose.

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