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DNA Structure and Replication

DNA Structure and Replication
Which DNA polymerase removes RNA primers in DNA synthesis?

Polymerase I
none of these
Polymerase II
Polymerase III

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DNA Structure and Replication
An RNA primer is synthesized by

DNA helicases
DNA topoisomerase
primase
ligase

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DNA Structure and Replication
Okazaki fragments occur on the __________ and are bonded together by __________

Lagging strand, ligase
tRNA, polymerase
mRNA, anticodons
Leading strand, polymerase

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DNA Structure and Replication
Telomeres are usually rich in which nucleotide?

Thymine
Adenine
Cytosine
Guanine

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DNA Structure and Replication
Reverse transcriptase produces

DNA from RNA
RNA from DNA
RNA from RNA
DNA from peptides

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DNA Structure and Replication
DNA polymerases I also has

3'-5'exonuclease activity
5'-3' exonuclease activity
both (a) and (b)
5'-3' endonuclease activity

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