Mucous membranes are a part of:
a. cell-mediated immunity.
b. innate defense.
c. humoral immunity.
d. adaptive defense.
e. the complement system.
Ans: b. innate defense.
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What is NOT true concerning creatine?
a. It is sold as a performance enhancer. b. Muscles use its phosphorylated form as an instant energy source. c. The body normally makes some and takes in more from food. d. Its production is highly regulated e. Long-term side effects of creatine are unknown.
The ATP made during glycolysis is generated by
A. photophosphorylation. B. substrate-level phosphorylation. C. electron transport. D. oxidation of NADH to NAD+ E. chemiosmosis.
The dentist covers the outermost tooth layer, known as the ________, with a protective sealant to keep bacteria in the mouth from damaging it
Fill in the blank(s) with correct word
Aerobic H2 oxidation is mediated by ________, and energy is ultimately produced using ________ and ATPase
a. dehydrogenase / a proton motive force b. dehydrogenase / oxygenic photophosphorylation c. hydrogenase / a proton motive force d. hydrogenase / substrate-level phosphorylation