7. _________________ encode both the transposase and the end sequences required to mobilize the element (such as the Ac element in maize). A. Chi sites B. Resolution sites C. Nonautonomous elements D. Autonomous elements E. none of the above
7. _________________ encode both the transposase and the end sequences required to mobilize the element (such as the Ac element in maize).
A. Chi sites
B. Resolution sites
C. Nonautonomous elements
D. Autonomous elements
E. none of the above
8. _______________ have the end sequence recognized by the transposase, but do not encode the transposase (such as the D element in maize).
A. Chi sites
B. Resolution sites
C. Nonautonomous elements
D. Autonomous elements
E. None of the above
9. Which of the following statements about immunoglobulin genes is/are correct?
A. The variable and constant regions of the genes are encoded by different DNA sequences.
B. Some process brings the variable and constant region sequences together to form a single mRNA.
C. Each heavy chain gene locus has multiple V region sequences but only one C region sequence before rearrangement in B cells.
D. Each light chain gene locus has multiple V region sequences but only one C region sequence before rearrangement in B cells.
E. All of the above.
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