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DNA Structure and Replication

DNA Structure and Replication
The site on a bacterial chromosome that marks the initiation point for chromosome replication is called

a promoter
an initiation codon
Ori
Pro

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DNA Structure and Replication
The packing ratio of nucleosomes is about

8
6
7
9

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DNA Structure and Replication
The RNA primers used to initiate replication in E. coli

are removed by helicase + ATP
are joined together by DNA ligase
result in Okazaki fragments on leading strand
are removed by Pol I

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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
In DNA, guanine pairs with

Thymine
Adenine
Uracil
Cytosine

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DNA Structure and Replication
The nucleosome consists of histone

tetramer and 146 bp of DNA
octamer and 146 bp of DNA
None of these
hexamer and 146 bp of DNA

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