The Whole of AQA A-Level Biology | Genetic information, variation and relationships | Exam Revision

I want to help you achieve the grades you (and I) know you are capable of; these grades are the stepping stone to your future. Even if you don't want to study science or maths further, the grades you get now will open doors in the future.

00:00:00 Start
00:00:40 DNA Within cells
00:01:23 Coding and Non-Coding DNA
00:03:34 Transcription and mRNA
00:05:36 Translation and tRNA
00:07:31 Mutations
00:09:40 Meiosis
00:13:26 Natural selection
00:14:36 Genetic Diversity
00:16:00 Directional and stabilizing selection
00:19:11 Antibiotic resistance
00:21:18 Required Practical 6 - Use of aseptic techniques to investigate the effect of anti-microbial substances on microbial growth - Part 1
00:23:02 Required Practical 6 - Use of aseptic techniques to investigate the effect of anti-microbial substances on microbial growth - Part 2
00:24:05 Species
00:24:37 Classification and taxonomy
00:26:51 Discovering evolutionary relationships
00:28:45 species biodiversity
00:29:45 Calculation of an index of diversity
00:30:42 Farming and biodiversity
00:32:53 Investigating diversity
00:34:01 Quantitative investigations of variation

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Disclaimer; You should not carry out any of these practical’s without carrying out a full risk assessment of your own first.

I am human, and I make mistakes, please point out any that you find and there is no need to follow that with a load of abuse.

PhET Interactive Simulations
University of Colorado Boulder

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[WRLD_Nave]

You deserve way more views with the amount of effort you put into these videos!

[anushkapandey]

Can you pleasseee release the rest of the topics, before the examination this year!!! it will be soooo helpfullll!!

[yuna]

I have some questions can anyone help to clarify Thanks a lot🙏🏻🙏🏻
👉👉Isn't the RNA helicase separate the double strands??? Why RNA polymerase does both breaking and forming the bonds??

[isobellehaynes]

nooo one day too late! just had my assessment on this topic lol. hope I've done okay!

[niconiko]

Wait is it for the advanced info? For 2022, , i

[ajay.dhillon]

Can you put timestamps in the description please?