Dictionary » P » Point mutations

Point mutations

point mutation

(Science: molecular biology) mutation that causes the replacement of a single base pair with another pair.


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Re:

Theory 2) At one point, humans will probably stop growing body hair because of an evolutionary mechanism ... not have hair follicles, because they are not necessary or helpful anymore. Point 1: Mutations are random. They do not select to happen when they are helpful. Point 2: Evolutionary ...

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by Cat
Fri Oct 31, 2014 2:02 am
 
Forum: Evolution
Topic: Can human body hair disappear as a result of... clothing?
Replies: 4
Views: 1404

Gateway technology

The point is that you get your gene into an universal vector from which you can easily transfer ... vectors without any need of further PCR as PCR is often troublesome and introduces mutations.

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by JackBean
Wed Aug 20, 2014 6:42 pm
 
Forum: Molecular Biology
Topic: Gateway technology
Replies: 1
Views: 1776

Hyperadrenergic POTS

... in a kindred with hyperadrenergic POTS. These individuals have a single point mutation in the norepinephrine transporter (NET). The resultant inability ... much about the importance of a functional NET. Although functional NET mutations might be infrequent, pharmacological NET inhibition is very ...

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by rmorrison
Wed Mar 19, 2014 5:38 pm
 
Forum: Human Biology
Topic: Hyperadrenergic POTS
Replies: 0
Views: 6052

What makes dominant allele dominant?

... will be impaired, there will be much less of protein made. Single point mutations can lead to differences in binding of miRNAs. On the protein level, there are several ...

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by JackBean
Thu Feb 27, 2014 5:20 pm
 
Forum: Genetics
Topic: What makes dominant allele dominant?
Replies: 7
Views: 7714

What do you do when talking to creationists?

... looks like God let it happen (by evolution?). then bring to the point that the Bible has been used to defend totally incorrect science before, ... also accepts Natural Selection (not sure) but denies "random" mutations. References: http://ncse.com/rncse/27/1-2/review-edge-evolution ...

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by FriarBroccoli
Sat Jan 18, 2014 2:40 am
 
Forum: Evolution
Topic: What do you do when talking to creationists?
Replies: 4
Views: 7785
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