Dictionary » M » Modification

Modification

modification

1. A nonhereditary change in an organism; e.g., one that is acquired from its own activity or environment.

2. A chemical or structural alteration in a molecule.

behaviour modification, the systematic use of principles of conditioning and learning, especially operant or instrumental conditioning, to teach certain skills or to extinguish undesirable behaviours, attitudes, or phobias.

chemical modification, alteration in the structure of a molecule, typically a macromolecule such as a protein, by chemical means; often, the covalent addition by some reagent.

covalent modification, alteration in the structure of a macromolecule by enzymatic means, resulting in a change in the properties of that macromolecule; frequently, this type of modification is physiologically relevant.


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... a leaving aside computer, fictile doodad, or a ambush application. Bitcoins can be obtained conclusion to payday loan direct lenders mining or in modification as a pharmaceutical in buttress of Hollidaysburg 2014 Users send and engage entr‚e bitcoins using billfold software on a bodily computer, ...

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by MilkSa
Sun Oct 05, 2014 11:42 am
 
Forum: Molecular Biology
Topic: Palatable a hound in behalf of workroom
Replies: 0
Views: 14

What makes dominant allele dominant?

... have from one to many alleles 2) it's not only about expression. The difference can be anywhere from transcription to protein post-translational modifications. There can be mutation in the promotor changing significantly expression. If the binding of ribosome will be impaired, there will be much ...

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by JackBean
Thu Feb 27, 2014 5:20 pm
 
Forum: Genetics
Topic: What makes dominant allele dominant?
Replies: 7
Views: 4379

Re: staphylococcus aureus and biofilm formation

A number of factors contribute to antibiotic resistance, genetic mutations can lead to the modification of the target for the antibiotic usually a protein (but not always) therefore making the antibiotic less effective. Other resistance factors include efflux systems ...

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by stopherlogic
Wed Aug 21, 2013 3:00 pm
 
Forum: Microbiology
Topic: staphylococcus aureus and biofilm formation
Replies: 3
Views: 3281

CHALLENGE: Why should there be an “origin of species”?

... experiment: http://myxo.css.msu.edu/index.html http://www.nature.com/nature/journal/v461/n7268/extref/nature08480-s1.pdf You are right about gene modification. However, it is insufficient to explain human evolution.

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by Cat
Sat Jun 29, 2013 7:14 pm
 
Forum: Evolution
Topic: CHALLENGE: Why should there be an “origin of species”?
Replies: 16
Views: 9161

Re: Re:

... Do you have citations? Also, your statement that "For human evolution to take place it would have had to be gene GAIN" is not true. Gene modification is also a path for evolution.

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by thoffnagle
Thu Jun 27, 2013 6:13 pm
 
Forum: Evolution
Topic: CHALLENGE: Why should there be an “origin of species”?
Replies: 16
Views: 9161
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