According to the animation, on which day does the production of IgG occur in the secondary response?
a. Day ten
b. Day two
c. Day five
d. Day fiftee
Ans: c. Day five
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Arrange the steps in RNA splicing in order from earliest to latest
A) exon ends are covalently joined together B) components of the spliceosome bind conserved regions in the intron and bring them together in close proximity C) acceptor splice site is cut. D) donor splice site is cut and the end of the intron is joined covalently to the branch site
Large, high molecular-weight proteins are always found
a. nearer the top of the gel. b. close to the middle of the gel. c. nearer the bottom of the gel.
3 factors determine stability of joints to prevent dislocations
What will be an ideal response?
Which of the following is an example of homeostatic failure?
A) A pH balance of 7.37 with a respiratory rate of 28 breaths/min B) Severe vomiting and diarrhea and a heart rate of 120 beats/min C) Salt and water retention and a blood pressure of 170/98 mm Hg D) Core body temperature of 98.2°F and an ambient temperature of 28°F