DNA Replication - Leading Strand vs Lagging Strand & Okazaki Fragments

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Күн бұрын

This biology video tutorial provides a basic introduction into DNA replication. It discusses the difference between the leading strand and the lagging strand as well as the presence of okazaki fragments.
Here is a list of topics:
0:00 - Intro to DNA Replication
0:00 - Semiconservative Replication
0:49 - DNA strands are antiparallel
1:07 - Complementary Base Pairing In DNA
2:05 - Hydrogen Bonds Between Adenine, Thymine, Cytosine, and Guanine In DNA
2:39 - Bidirectionality of DNA and Origin of Replication
3:26 - DNA Helicase and Topoisomerase
4:30 - Single Stranded Binding (SSB) Proteins
4:53 - RNA Primers and Primase
5:27 - DNA Polymerase III
5:49 - Semidiscontinuous Nature of DNA Replication
6:40 - Leading Strand and Lagging Strand
9:00 - Okazaki Fragments
9:13 - The Function of DNA Ligase
9:30 - Exonuclease Activity of DNA Polymerase I and III - Proofreading Ability and DNA Repair
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Пікірлер: 511

@TheOrganicChemistryTutor 6 ай бұрын

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@uthmanrashad775 3 жыл бұрын

Which one is the sense and anti-sense strand

@_sakura.. 3 жыл бұрын

@@uthmanrashad775 anti-sense and strand is in relation to transcription, the anti-sense strand is the template that is the strand used to synthesize the rna and the sense strand is the non template. I don't know if this makes sense but yh

@uthmanrashad775 3 жыл бұрын

@@_sakura.. yh thx. I was thinking about semi-conservative replication and whether DNA polymerase moves from the 5’ to 3’ end (sense strand). I just got a bit confused

@_sakura.. 3 жыл бұрын

@@uthmanrashad775 oh ok, so you're good now?

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@dbuc4671 2 жыл бұрын

cool