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DNA Structure and Replication

DNA Structure and Replication
In DNA, guanine pairs with

Adenine
Thymine
Uracil
Cytosine

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

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

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

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

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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?

none of these
One
Thousands and tens of thousands
About 100

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DNA Structure and Replication
Proteins which help to open the double helix for DNA synthesis are

single stranded binding proteins
DNA topoisomerase
DNA helicases
ligase

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

DNA ligase
Primase
DNA polymerase
Telomerase

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