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DNA Structure and Replication

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

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

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DNA Structure and Replication
What is the exact name of the classical Watson-Crick double helix DNA?

X-DNA
B-DNA
A-DNA
Z-DNA

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DNA Structure and Replication
What is the main damaging effect of UV radiation on DNA?

Depurination
Single strand break
Formation of thymine dimers
Dehydration

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DNA Structure and Replication
DNA polymerases I also has

3'-5'exonuclease activity
5'-3' exonuclease activity
both (a) and (b)
5'-3' endonuclease activity

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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
introns
retrovirus
transposons

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

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

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