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DNA Structure and Replication

DNA Structure and Replication
DNA segments capable of moving from one place in the genome to another is known as

moving elements
retrovirus
transposons
introns

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DNA Structure and Replication
There is a single origin for DNA replication in bacteria. How many origins of replication are found in the much larger genomes of eukaryotes such as mammals?

One
About 100
Thousands and tens of thousands
none of these

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

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

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

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

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DNA Structure and Replication
In DNA replication, one new strand is synthesized complementary to an old (parent) strand and is referred as

antiparallel
discontinuous
mutational
semiconservative

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DNA Structure and Replication
What is the only common methylation in the DNA of eukaryotes?

None of these
Cytosine in CpG dinucleotides
Guanosine in ApGpA trinucleotides
Adenosine in GpA dinucleotides

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