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(USMLoid) The DNA polymerases and RNA polymerases of both prokaryotes and eukaryotes make copies of nucleotides sequences - but the RNA polymerases are more prone to error. This doesn't matter because

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(USMLoid) The 3' -> 5' exonuclease activity of DNA polymerase is primarily invoked

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In eukaryotes, the action of telomerase on a chromosome end results in באאוקריוטים, פעולת הטלומראז בקצוות הכרומוזום גורמת ל:

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A Drosophila blastula, a human blastocyst, a melanoma cell, a hepatocyte, a neuron and an E. coli are sitting together in a bar. After a few beer and some playful bragging and needling they decide to hold a contest to see who can replicate his genome the fastest. Who wins?

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3 minutes. The smug little bastard.
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(USMLoid) Which enzyme catalyses the covalent joining of adjacent Okazaki fragments during DNA replication.

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Shown here is an image of a human cell nucleus. From the picture you may conclude that:

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Shown here are different states of DNA packaging labelled from A to E.

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by Eden Barabi
Eden Barabi 0 נקודות · יותר מ-6 חודשים
מוניטין: 45
in a human human cell in the S phase of the cell cycle, wich set of listed phases will contain the most DNA? זאת השאלה
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by Eden Barabi
Eden Barabi 0 נקודות · יותר מ-6 חודשים
מוניטין: 45
גם B+C התקבל
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During DNA polymerase activity, the entry of deoxyribonucleoside triphosphates to the enzyme active site

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Some bases in DNA are occasionally methylated, typically C in eukaryotes and A in prokaryotes. This provides an additional ‘code’ to the information stored in DNA. How is this code maintained during DNA replication? Select one:

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(USMLoid) The 3' -> 5' exonuclease activity of DNA polymerase is primarily invoked Select one:

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