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DNA Structure and Replication

DNA Structure and Replication
DNA replication in eukaryotes occurs only in

G1 phase
M phase
G2 phase
S phase

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DNA Structure and Replication
DNA segments capable of moving from one place in the genome to another is known as

moving elements
retrovirus
transposons
introns

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DNA Structure and Replication
The nicks or gaps between Okazaki fragments are eventually sealed by

polymerase
gyrase
DNA ligase
RNA ligase

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DNA Structure and Replication
What is the approximate size (in kb) of the E. coli genome?

6500 kilobase
5500 kilobase
4500 kilobase
3000 kilobase

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DNA Structure and Replication
What does ligase do during replication of DNA?

Digests mRNA when it is no longer needed
Makes copies of mRNA from DNA
Joins nicks in DNA strands
Synthesizes the lagging strand

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

Adenine
Cytosine
Guanine
Thymine

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