When molt-inhibiting hormone secretion (MIH) is prevented, ____
a. ecdysone levels increase
b. ecdysone levels decrease
c. molting is inhibited
d. growth is inhibited
e. growth is stimulated
ANSWER: a
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In the figure above, the process indicated by number 1 is _____, while the process indicated by number 2 is _____
a. translation; transcription b. translation; transformation c. transcription; translation d. transcription; transformation e. transformation; translation
There is only a single ________ from a gene
a. mature transcript b. primary transcript c. polypeptide d. protein e. none of the above
Answer the following questions true (T) or false (F)
1. The antibodies involved in type III reactions can be made as part of an autoimmune response or formed as a normal response to foreign antigens. 2. A contributing factor to increasing latex sensitivities among healthcare workers is that wearing gloves on a regular basis often causes dry, cracked skin that may promote entry of the latex into the skin to trigger sensitization. 3. Immune-privileged sites include the eye, brain, uterus, and testicles.
The filtration step in the formation of urine for animals sorts materials only by
A. whether they are charged or not. B. overall size with cells and proteins usually being kept out of the filtrate. C. whether the substance in question is a waste product or not. D. whether they contain nitrogen or not. E. the hydration state of the body.