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Dictionary » N » Northern

Northern

northern

1. Of or pertaining to the north; being in the north, or nearer to that point than to the east or west.

2. In a direction toward the north; as, to steer a northern course; coming from the north; as, a northern wind. Northern diver.

(Science: zoology) See loon. Northern lights. See aurora borealis, under Aurora.

(Science: botany) Northern spy, an excellent American apple, of a yellowish colour, marked with red.

Origin: AS. Northerne.


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Loss of genetic diversity

... the role of bottleneck "we show that population bottlenecks are unlikely to be the only factor, even in classic case studies such as the northern elephant seal and the cheetah, where genetic polymorphism is virtually absent." and offers the most relevant algorithm "Consider ...

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by JorgeLobo
Sun Apr 15, 2012 12:44 am
 
Forum: General Discussion
Topic: Loss of genetic diversity
Replies: 8
Views: 1925

Re: Re:

... I prepare -ve controls to check for contamination, and my -ve controls are fine. I dont really understand - in my opinion if there is no band in northern blotting, then you are probably using the wrong technique. does it work in northern blotting for your control? if it does then thats enough ...

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by bravebeaker
Thu Oct 20, 2011 3:37 am
 
Forum: Molecular Biology
Topic: general QPCR problem
Replies: 9
Views: 5949

Re:

... sametime its impossible to be as the same as the induction treatment. Am I right? I dont really understand - in my opinion if there is no band in northern blotting, then you are probably using the wrong technique. does it work in northern blotting for your control? if it does then thats enough ...

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by merv
Tue Oct 18, 2011 11:02 pm
 
Forum: Molecular Biology
Topic: general QPCR problem
Replies: 9
Views: 5949

Theories - Origin of Life

Gavin In the northern hemisphere - autumn in the south - spring. In the tropics, warm, at the extremes - cold. Very sorry, uh ... but may I ask your permission at least to make assumptions? :roll:

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by LeoPol
Mon Oct 17, 2011 2:34 am
 
Forum: Evolution
Topic: Theories - Origin of Life
Replies: 548
Views: 534405

Spread of recessive genes

There was an article last year connecting the blue-eyes allele to the lower melanin in Northern-adapted human populations, so there may be some selection on it.

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by Darby
Tue Oct 11, 2011 7:53 pm
 
Forum: Genetics
Topic: Spread of recessive genes
Replies: 5
Views: 5636
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