An enhancer _____________________ the gene it affects
a. must be upstream from
b. can be very distant from
c. cannot be within an intron of
d. must be in the same orientation as
e. must be downstream from
Ans: b
Biology & Microbiology
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The result of migration is to _____ genetic differences among populations
A. reduce B. increase
Biology & Microbiology
A survivorship curve with uniform death rates over time is most likely to be a type _______ curve.
A. I B. II C. III D. IV E. V
Biology & Microbiology
Another name for an oxidizing agent is a(n)
A) electron acceptor. B) electron donor. C) reductant. D) electropositive metal. E) hydride transfer reagent.
Biology & Microbiology
Which tissue has contractile cells that are joined by intercalated disks, allowing it to contract as a unit?
a. smooth muscle b. cartilage c. skeletal muscle d. cardiac muscle e. adipose tissue
Biology & Microbiology