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DNA Structure and Replication

DNA Structure and Replication
Overwinding or overtightening of DNA during replication is caused and removed by

DNAb, gyrase
DNAb, DNA polymerase
DNAa, gyrase
Single stranded protein, DNAa

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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?

Thousands and tens of thousands
About 100
One
none of these

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

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

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

transposons
retrovirus
introns
moving elements

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DNA Structure and Replication
Enzyme, responsible for proofreading base pairing is

DNA polymerase
Telomerase
DNA ligase
Primase

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DNA Structure and Replication
In DNA, guanine pairs with

Cytosine
Thymine
Uracil
Adenine

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MORE MCQ ON DNA Structure and Replication

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