Which of the following mechanisms of mutagenesis via AID activity is possible?
A. The lesion is not repaired prior to replication, resulting in a CG?TA transition.
B. Base excision repair, followed by error-prone DNA polymerase fill-in of the gap created.
C. Mismatch repair, followed by error-prone DNA polymerase fill-in of the gap created.
D. Choices A and B are both possible.
E. All of the above are possible.
E
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The quadriceps muscles perform eccentric contractions during accelerating actions.
Answer the following statement true (T) or false (F)
One effect that smoking has on exercise is a(n) ____
A) ?diminished ability of oxygen to carry iron to working muscles B) ?increased airway resistance, causing the respiratory muscles to shut down C) ?decreased airway resistance, causing the respiratory muscles to use less oxygen D) ?diminished ability of oxygen to transport blood to working muscles E) ?diminished ability of blood to transport oxygen to working muscles
Bone ________ refers to the increase in bone mass.
Fill in the blank(s) with the appropriate word(s).
Which of the following roots is associated with the function of the nervous system (as opposed to the structure of the nervous system)?
A. psych/o B. cephal/o C. cerebr/o D. crani/o E. encephal/o