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DNA Structure and Replication

DNA Structure and Replication
After one replication in 15N, how many bands should be observed in a cesium chloride gradient?

A smear
Two
One
Three

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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
transposons
introns
retrovirus

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

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

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DNA Structure and Replication
An RNA primer is synthesized by

DNA topoisomerase
DNA helicases
primase
ligase

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DNA Structure and Replication
Which of the following in DNA replication and transcription are common?

synthesis in the 5'-3' direction
utilization the same enzyme
incorporation of deoxynucleotides
None of these

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DNA Structure and Replication
In sperm heads, DNA is particularly highly condensed and the histones are replaced with small basic protein called

protamines
All of these
purines
pyrimidines

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