A chemical that inhibits beta-lactamase enzymes is ________.
A. aztreonam
B. imipenem
C. penicillinase
D. clavulanic acid
E. synercid
Answer: D
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In addition to several other factors, the overall risks of environmental chemicals depend on genetically determined variations in the ____ involved in transport, metabolism, and excretion of these chemicals
a. proteins b. body's oxygen levels c. body's pH d. ribosomes e. disaccharides
MHC molecules are found on all of the following cells except ________.
A. islet of Langerhans cells B. red blood cells C. epithelial cells D. leukocytes E. eosinophils
In the biosynthetic pathway for conversion from homoserine to methionine, you identify a Neurospora crassa double mutant Met1/Met2. This mutant will grow only if which supplement(s) are added to the minimal media?
A) homoserine only B) cysteine only C) homocysteine only D) cystathionine and homocysteine E) methionine only
Rubbery cartilage, calcium-hardened bone tissue, lipid-storing adipose tissue, and blood are examples of specialized ____________________ tissues.
Fill in the blank(s) with the appropriate word(s).