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Biology 13 Online
abbidoo:

what are 3 possible of effects of genetic drift on population and/or specific alleles? and why do we consider the northern elephant seal endangered even though their population has risen to 100,000 individuals?

ramen:

Are there answer choices?

abbidoo:

no

ramen:

For the seal part, although the number is at 100000, at one point in time the number of seals has gone down to 100 because of hunting. Because of this their variation in genetics has reduced, and do you think this reduction in variation would help the seals?

ramen:

@abbidoo

abbidoo:

\(\color{#0cbb34}{\text{Originally Posted by}}\) @ramen @abbidoo \(\color{#0cbb34}{\text{End of Quote}}\) no, so the seals are still endanger because of lack of genetic variation?

ramen:

Yes that is correct. Because of this lack, they are less likely to adapt to future changes. Understand?

abbidoo:

yes. i dont understand the three possible effects part though, is it referring to the bottle neck and founder effect part of genetic drift?

ramen:

Yea I'm kinda not sure on that one, although I do know it also relates to variation. You can always use google if you need help too.

abbidoo:

yea, i was gonna put that but thats only two thngs and it says 3 and so i got really confused

ramen:

What are your 2? I might have one....

abbidoo:

that because of the founder thing there is less genetic variation and because of the drift and things like natural disasters part of a species die and then the variation from the alleles the dead species had are no longer there which cause a lack of genetic variation

ramen:

Well do you think that this genetic shift can cause big differences from the original species? Like it can start evolution?

abbidoo:

it can effect small populations largely but the impact is typically smaller with a larger population. and it can effect the evolution because of the amount of genetic variation that gets passed on and things like that.

ramen:

So is that a third one?

abbidoo:

maybe? ill ask my teacher what she thinks about those 3 and if they answer the question how its supposed to be.

ramen:

I think that will work. Hope I helped

abbidoo:

you did thank you

ramen:

Np

babbymok:

hi im you baby momma

owenjiang:

HI YA

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