misc biology 1 DNA replication and packing part 1 (DNA replication, 5', 3', anti-parallel, polymera

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DNA is synthesized ___ to ____

5' to 3'
The 5' end of a nucleotide contains what?
- phosphate
the 3' end of a nucleotide contains what?

Hydroxyl
what does upstream mean?

towards the 5' end
what does downstream mean?

towards the 3' end
the polymerase that assembles new strands only attaches new nucleotides to the ____ ____ _____

3' hydroxyl group
DNA polymerase synthesizes a new strand of DNA by extending from the ___ ___ of and existing _____ _____

DNA polymerase synthesizes a new strand of DNA by extending from the 3' end of and existing nucleotide sequence
Each nucleotide is connected to another nucleotide by what type of bond?

phosphodiester bond
What enzyme untwists the DNA strands?

DNA helicases
What are SSB proteins?

proteins that bindto the unpaired DNa strands, keeping them from repairing.
What is the lagging strand?

The DNA stand is elongating discontinuously away from the replication fork

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mikepl103

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misc biology 1 DNA replication and packing part 1 (DNA replication, 5', 3', anti-parallel, polymera

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1. misc biology DNA replication and packing part 1 (DNA replication, 5', 3', anti-parallel, polymerase, leading strand, lagging strand, DNA packing, histones)

Updated

2013-10-29T00:26:24Z

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