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Base

Base

(Science: chemistry) The nonacid part of a salt, a substance that combines with acids to form salts, a substance that dissociates to give hydroxide ions in aqueous solutions, a substance whose molecule or ion can combine with a proton (hydrogen ion), a substance capable of donating a pair of electrons (to an acid) for the formation of a coordinate covalent bond.


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hw problem. Any help is greatly appreciated

Or more nicely the problem has all to do with how the base are associated in DNA. If you think how it happens, you will realize that knowing the proportion of one of the base, allow you to calculate the proportion of the complementary base X=Y and the ...

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by canalon
Tue Aug 25, 2009 12:43 pm
 
Forum: Genetics
Topic: hw problem. Any help is greatly appreciated
Replies: 3
Views: 65

Anything beneficial to wrong nucleotide placement in DNA

... is there anything BENEFICIAL to this in the long run? This is not a homework question, but I am simply just asking for my own self. Could some base errors lead to evolutionary adaptations, that would have otherwise been unheard of? Any feed back would be greatly appreciated! NewtoBiology

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by NewtoBiology
Tue Aug 18, 2009 10:13 pm
 
Forum: Cell Biology
Topic: Anything beneficial to wrong nucleotide placement in DNA
Replies: 1
Views: 50

HELP ME PLEASE!!!

... into amino acids. When the remaining material is applied to wounded leaves it is capable of starting a viral infection. You determine that the base composition of the viral nucleic acid is 19% A; 15% T; 30% G; and 36% C. To which of the following classes could the virus belong: (i) double strand ...

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by Jersey08205
Sun Aug 09, 2009 8:53 pm
 
Forum: Cell Biology
Topic: HELP ME PLEASE!!!
Replies: 4
Views: 158

maping and linkage problems

... replication). 3. Explain how and why the following circumstances influence characteristics of temperature-induced DNA melting. a. Percentage of GC base pairs b. Urea (forms hydrogen bonds with bases) c. Sodium chloride (neutralizes negatively charged phosphates) Friends please help me out. i dont ...

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by hemu0912
Sun Jul 26, 2009 5:59 pm
 
Forum: Genetics
Topic: maping and linkage problems
Replies: 4
Views: 166

Inter species breeding with fertile offspring

Negative, the belief that the laws of physics will be the same tomorrow is base on knowledge from observations and verification thru experimentation. sorry it is just based on faith these observations experimentation and knowledge are all of past or current but ...

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by gamila
Sat Jul 25, 2009 11:04 am
 
Forum: Evolution
Topic: Inter species breeding with fertile offspring
Replies: 30
Views: 547
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