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DNA Structure and Replication

DNA Structure and Replication
A cesium chloride will separate DNA molecules by

resorption
absorption
density
adhesion

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

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

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DNA Structure and Replication
What is the approximate percentage of repetitive DNA sequences in human DNA?

40 to 50%
10 to 20%
30 to 40%
20 to 30%

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DNA Structure and Replication
TM refers to the temperature at which

membranes are 50% fluid
50% of a DNA molecule is denatured
All of these
50% of a protein molecules are denatured

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DNA Structure and Replication
The replication of a linear DNA molecule in a eukaryotic chromosome creates a problem which is reported to be sorted out by

using RNA as a template
shortening of the double stranded replicated portion
using enzyme called telomerase
None of these

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DNA Structure and Replication
Okazaki fragments occur on the __________ and are bonded together by __________

Leading strand, polymerase
Lagging strand, ligase
tRNA, polymerase
mRNA, anticodons

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