Genetic Drift: Founder Effect vs. Bottleneck

  Рет қаралды 58,640

UCLA Library

UCLA Library

3 жыл бұрын

Here's the link to the full Genetic Drift tutorial on the UCLA WI+RE website: uclalibrary.github.io/researc...
Animations by: Cymfenee Dean-Phifer
Voiceover by: Cymfenee Dean-Phifer and Kian Ravaei
Sound Effects by: Kian Ravaei

Пікірлер: 13
@ayshu4566
@ayshu4566 2 жыл бұрын
Thank u so much was helpful ❤️
@shirosflower
@shirosflower Жыл бұрын
Thank you!
@surayaalekberova4390
@surayaalekberova4390 3 ай бұрын
Thank you it is very helpful ❤🙏😇
@VIVEKKUMAR-kr9vg
@VIVEKKUMAR-kr9vg 2 жыл бұрын
I think founder effect is reduced genetic variation as compared to original population
@Prettyordying
@Prettyordying 2 жыл бұрын
Very simple thanks ou
@gwghwheh6gaming1345
@gwghwheh6gaming1345 Жыл бұрын
Hi
@Chloenicol143
@Chloenicol143 2 жыл бұрын
I am very confused by the coke bottle metaphor?
@boimaster9796
@boimaster9796 Жыл бұрын
I think they are saying you have an overall population that decreases to a smaller amount like the overall size of the bottle is greatly reduced at the end of the neck.
@nirajagadapalla2074
@nirajagadapalla2074 Жыл бұрын
In bottleneck effect, initially there were a lot of Alleles present in a population but after some sort of accident they get reduced, there are only very few types of alleles left(which is referred to as the bottleneck here). so whatever allelic frequency is now left in the population decides the new sample population to be formed.
@mercymasih8138
@mercymasih8138 Жыл бұрын
You can also watch amoeba sisters, they explained it well
@knuckleball7343
@knuckleball7343 Жыл бұрын
It is basically that the remaining organisms left don't always represent the same alleles as the ones in the the original population, thus making the allele frequency change.
@martychisnall
@martychisnall 9 ай бұрын
They’re not “very different” at all, they’re literally exactly the same, you just gave two different examples of how genetic drift could happen.
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