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DNA Structure and Replication

DNA Structure and Replication
What is the name given to the points at which a DNA helix is unwound and new strands develop?

Leading strands
Okazaki fragments
Replication origins
Replication forks

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DNA Structure and Replication
Who's X-ray work aided Watson and Crick in their discovery of the double helix?

W.H. Bragg
R. Franklin
L. Pauling
Leaderberg

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DNA Structure and Replication
When DNA polymerase is in contact with guanine in the parental strand, what does it add to the growing daughter strand?

Phosphate
Cytosine
Uracil
Guanine

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DNA Structure and Replication
What is the range of melting point temperatures (Tm) for most DNA molecules?

50 to 60°C
80 to l00°C
60 to 80°C
70 to 90°C

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DNA Structure and Replication
Enzymes, responsible for unraveling short segments of DNA is

DNA ligase
helicase
DNA polymerase
primase

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

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

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MORE MCQ ON DNA Structure and Replication

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