Test questions Flashcards

1
Q

what is the main source of free energy for the mechanical work performed by DNA helicases furing the DNA replication in our cells

A

ATP hydrolysis by the helicase

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2
Q

compared to the human genome, the genome of yeast typically has…

A

a higher fraction of coding DNA

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3
Q

during DNA replication in the cell, DNA primase makes short primers that are then extended by the replicative DNA polymerases. these primers…

A

generally have a higher number of mutations compare to their neighbouring DNA

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4
Q

when DNA polymerase adds a new deoxyribonucleotide to the chain, what is released allowing for DNA translocation

A

pyrophosphate

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5
Q

during DNA replication, the SSB proteins…

A

prevent the folding of the single stranded DNA

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6
Q

what is a structure found only in eukaryotic cells, not prokaryotic

A

mitochondria

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7
Q
A
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