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DNA Structure and Replication

DNA Structure and Replication
Okazaki fragments occur during

replication
synthesis
polymerase reaction
transformation

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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?

Guanine
Uracil
Cytosine
Phosphate

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DNA Structure and Replication
E.coli DNA polymerases II and III lack

partially 5' → 3' exonuclease activity
5' → 3' endonuclease activity
5' → 3' exonuclease activity
partially 5' → 3' endonuclease activity

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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
hexamer and 146 bp of DNA
None of these

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DNA Structure and Replication
Which of the following species lack a 'classical' histone H1?

Arabidopsis thaliana
Xenopus laevis
Saccharomyces cerevisiae
Strongylocentrotus purpuratus

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DNA Structure and Replication
First evident that DNA is genetic material comes from the experiment of Griffith is

translation
transformation
replication
transduction

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