In order for transcription to be initiated
A. DNA polymerase must have access to the RNA and must also be capable of binding to the gene's promoter.
B. RNA ligase must have access to the DNA double helix and must also be capable of binding to the gene's promoter.
C. DNA polymerase must have access to the DNA double helix and must also be capable of binding to the gene's promoter.
D. RNA polymerase must have access to the DNA double helix and must also be capable of binding to the gene's promoter.
E. RNA polymerase must have access to the DNA double helix and also must be capable of binding to the gene's operator.
Answer: D
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Which of the following pairs contain an error?
A. stigma: captures pollen B. anther: produces pollen C. ovary: contains and protects ovules D. style: produces ovules E. carpel: female portion of flower
Which of the following nucleotide sequences represents the complement to the DNA strand
5? ? AGATCCG- 3?? a. 5? ? AGATCCG- 3? b. 3? ? AGATCCG- 5? c. 5? ? CTCGAAT- 3? d. 3? ? CTCGAAT- 5? e. 3? ? TCTAGGC- 5?
In ecosystems bottom up processes, predators affect the abundances of other populations in the
ecological community. ____________________ Indicate whether the statement is true or false.
Prokaryotic RNA transcripts undergo splicing
a. true b. false