Which of the following cellular processes is coupled with the hydrolysis of ATP?
A. Facilitated diffusion
B. Active transport
C. Chemiosmosis
D. Osmosis
E. Na+ influx into a nerve cell
Ans: B. Active transport
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Which of the following is properly matched?
a. osteoblasts and bone breakdown b. osteocytes and initial bone formation c. osteoclasts and initial bone formation d. osteoclasts and bone breakdown e. osteoblasts and cartilage formation
The typical waking and sleeping cycles of most people can be described as:
a. crepuscular. b. nocturnal. c. diurnal. d. lunar. e. annual.
What components make up a nucleotide?
A) a sugar and a phosphate group only B) a nitrogenous base and a phosphate group only C) a nitrogenous base and a sugar only D) a sugar, a nitrogenous base, and a phosphate group
There is no easy way to test for pathogens such as
Select one: a. Listeria. b. Salmonella. c. E. coli O157:H7. d. Norovirus.