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DNA Structure and Replication

DNA Structure and Replication
The accepted hypothesis for DNA replication is

conservative theory
dispersive theory
semi-conservative theory
evolutionary theory

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DNA Structure and Replication
Replication in E. coli is initiated by the generation of short RNA primers using

reverse transcriptase
both (a) and (b)
primase
RNA polymerase

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DNA Structure and Replication
DNA gyrase in E. coli

can be inhibited with antibiotics
is required only at the oriC site
adds positive supercoils to chromosomal DNA
performs the same function as helicase in eukaryotes

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DNA Structure and Replication
Enzyme, responsible for proofreading base pairing is

DNA polymerase
Primase
Telomerase
DNA ligase

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DNA Structure and Replication
Which of the following in DNA replication and transcription are common?

synthesis in the 5'-3' direction
utilization the same enzyme
incorporation of deoxynucleotides
None of these

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DNA Structure and Replication
An important difference between eukaryotic and prokaryotic DNA replication is

RNA primers are not required in eukaryotes
eukaryotic DNA polymerases are faster
multiple origins of replication in eukaryotes
more DNA polymerases are found in eukaryotes

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