A graduate student cloned the gene for the cystic fibrosis transmembrane conductance regulator into a human artificial chromosome. However, after a few cell divisions, the artificial chromosome was no longer present in the host cells
He analyzed his initial construct and found the ends of the artificial chromosome were unstable. If he were to "correct" his construct, it would be best to add the following sequence:
A. (TTAGGG)n
B. (ATTATT)n
C. (AT)n
D. (GC)n
A
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A person is MOST likely to contract diseases such as Rocky Mountain spotted fever and ehrlichiosis if he or she visits/participates in
A) camping and hiking in the backcountry. B) metropolitan cities. C) snow skiing. D) European countries.
Which group includes the lineages Anura, Urodela, and Gymnophiona?
a. Squamata b. Testudines c. Archosauromorpha d. Amphibia
A woman (the mother) who has blood type A, has a daughter who is type O and a son who is type B. What is the genotype of the mother?
A. IAIA B. IBIB C. ii D. IAi
What organism would be the best source of an antibacterial compound that would limit the growth of a particular kind of soil bacteria?
A) other bacteria regardless of habitat B) animals that live in the same area C) fungi from the same soil D) flowering plants from the same soil