All viruses are helical.
Indicate whether the statement is true or false.
Answer: False.
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Efficiently translated mRNAs tend to be stable in the cytoplasm; those that are poorly translated tend tobe rapidly degraded. Which of the following is not a step in the pathway for mRNA degradation?
A. targeting of upstream ORFs for nuclease binding B. removal of the poly(A) tail C. removal of the 5' 7-meG cap D. binding of mRNA by 5'-3' and 3'-5' RNA exonucleases
In plants, but not animals, each daughter cell differentiates and becomes specialized for its particular function
a. True b. False
The primary function of muscle tissue is
A. contraction. B. absorption. C. secretion. D. impulse transmission. E. compression.
Which of the following statements regarding ELISAs is TRUE?
A. They are not quantitative. B. They require large amounts of serum. C. The antibody label is a fluorescent molecule. D. They can be used to detect antibody or antigen. E. They involve the use of membrane filters.