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DNA Structure and Replication

DNA Structure and Replication
DNA replication in eukaryotes occurs only in

M phase
G1 phase
S phase
G2 phase

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DNA Structure and Replication
The 5' and 3' numbers are related to the

the base pair rule
length of the DNA strand
the number of phosphates
carbon number in sugar

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DNA Structure and Replication
Proteins which help to open the double helix for DNA synthesis are

DNA topoisomerase
ligase
single stranded binding proteins
DNA helicases

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DNA Structure and Replication
Which enzyme catalyzes the elongation of DNA molecules?

Helicase
DNA ligase
DNA polymerase
Primase

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DNA Structure and Replication
If one cell has AT contents 40%, what will be the percentage of Guanine residue?

15%
60%
Guanine residue can not be calculated
30%

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DNA Structure and Replication
Which will require a higher temperature to denature?

RNA with a high G-C content
DNA with a high G-C content
DNA with a high A-T content
RNA with a high A-T content

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