What is the function of RNA polymerase?
A. It proceeds slowly along the DNA strand, requiring about a minute to add two nucleotides to the growing mRNA molecule.
B. It unwinds the double helix and adds nucleotides to a growing strand of RNA.
C. It adds nucleotides to the 5' end of the growing mRNA molecule.
D.It relies on other enzymes to unwind the double helix.
E. All of the above.
Ans: B. It unwinds the double helix and adds nucleotides to a growing strand of RNA.
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A. a promoter. B. enzymes. C. a primer. D. a DNA template strand.
Plants have developed both cuticles and crassulacean acid metabolism (CAM) in an attempt to limit which of the following?
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Answer the following statement true (T) or false (F)
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a. 500 meters c. 2,000 meters b. 1,000 meters d. 4,000 meters