The three basic steps of polymerase chain reaction (PCR) are denaturation, primer annealing,
and primer extension. Which specification listed below is correct?
A) Primer extension—37° C when Taq polymerase is used
B) Primer design—oligonucleotide of 15-30 base pairs
C) Primer extension—10 minutes during each cycle
D) Primer annealing—95° C for 1 minute
E) Denaturation—50° C for 5 minutes
B
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All of the following are sex changes that occur at puberty in males EXCEPT
A. A growth spurt begins. B. The testes and penis start to grow. C. Body fat levels increase. D. Oil and sweat glands become more active.
A client with glaucoma is placed on a miotic drug and asks the nurse how his medication will work. How does the nurse respond?
a. It acts by increasing aqueous humor outflow. b. It acts by decreasing the formation of the aqueous humor. c. It acts by decreasing the rate of aqueous humor production d. It acts by increasing intraocular pressure.
A patient with a cancerous tumor may seek treatment from a physician whose specialty is ________
A) geriatrics B) neonatology C) radiology D) oncology
Identify and define the root in the term necrosis.
A. osis- condition B. osis- presence of C. is- small D. necr/o- death E. necr/o- kidney