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Base pairs

Base pair

(Science: molecular biology) two nitrogenous bases (adenine and thymine or guanine and cytosine) held together by weak bonds.

two strands of dna are held together in the shape of a double helix by the bonds between base pairs.


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A question regarding PCR

... primers should attach are written in capitals. My question is how many base pairs the amplified product will have, but it's not clear to me how to answer it. When the ...

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by x555
Sat Jan 18, 2014 11:05 am
 
Forum: Molecular Biology
Topic: A question regarding PCR
Replies: 1
Views: 1458

Living or not? (viruses,viroids and prions).

... one scientist to suggest that viruses could explain the origin of DNA-based life. If viruses carried all these genes, then it's possible to imagine ... out to be the largest virus genome yet completed: 1.26 million base pairs of DNA (Megabases). Based on this sequence, Megavirus is a distant ...

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by Sumanth001
Sun Dec 08, 2013 12:37 pm
 
Forum: Microbiology
Topic: Living or not? (viruses,viroids and prions).
Replies: 15
Views: 11263

Virology - Calculations

... the average size of a coded protein in kiloDaltons? -1184 kb is 1184000 bases times the 660 Da per base pair gives 7.8144x10^8Daltons... Not sure ... kilobases. How do I calculate the molecular weight? **How many kilobase pairs in a single double-stranded DNA 9345 nucleotide base pairs long? -9345 ...

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by mkay28
Mon Sep 16, 2013 1:05 am
 
Forum: General Discussion
Topic: Virology - Calculations
Replies: 1
Views: 1764

The question about TATA sequence flexibility

... the protein uses specially-placed amino acids to interact with DNA bases. As shown in the lower picture, four phenylalanine amino acids jam ... Why the TATA box is flexible? Because of two hydrogen bonds in A-T base pairs or maybe because of some other reason? It is easier to bend DNA at ...

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by Fantomas
Sat Aug 31, 2013 10:57 am
 
Forum: Molecular Biology
Topic: The question about TATA sequence flexibility
Replies: 1
Views: 1784

Re: Genes in the same linkage group are inherited together?

... than the alleles of the all genes within 140 cM. The physical distance (base pairs) represented by a centimorgan varies with species, so that the size of selective sweeps ...

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by wbla3335
Fri Jul 19, 2013 6:38 am
 
Forum: Genetics
Topic: Genes in the same linkage group are inherited together?
Replies: 5
Views: 3533
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