Penicillin is a drug that acts by:
a. irreversibly inhibiting transpeptidase.
b. reversibly inhibiting transpeptidase.
c. competitively inhibiting transpeptidase.
d. noncompetitively inhibiting transpeptidase.
e. denaturing transpeptidase
A
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Based on the data in the figure above, which of the following statements is true?
A) Area 1 could be called a boreal forest/taiga. B) Area 2 could be called a temperate grassland. C) Area 1 could be called a tropical wet/rain forest. D) Area 2 could be tundra.
Provide evidence for the following statement. "At the time of Darwin's journey, geology was more influential in the development of evolutionary thought than was biology."
What will be an ideal response?
Select all of the functions of skeletal muscle.
Why is cancer more prevalent in older individuals?
a. Cancer cells form at a faster rate. b. More mutations develop with age. c. The protective action of cytotoxic T cells breaks down with age. d. Cancers learn to disguise themselves as "self" with time. e. Older people tend to be exposed to more dangerous chemicals.