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Dictionary » I » Iso-

Iso-

Iso-

1. (Science: prefix) a prefix that means equal or like.

2. (Science: chemistry) a prefix indicating isomer of (isomerism); e.g., isocyanate vs. cyanate.

3. (Science: immunology) a prefix designating sameness with respect to species; in recent years, the meaning has shifted to sameness with respect to genetic Constitution of individuals.

Origin: g. Isos, equal


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chemistry

http://www.chemguide.co.uk/basicorg/isomerism/geometric.html all you need is restricted rotation about some bond isomerization may occur at diverse conditions, e.g. organic solvent, high energy (light), radicals, enzymes

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by JackBean
Wed Mar 06, 2013 2:31 pm
 
Forum: Bioinformatics
Topic: chemistry
Replies: 1
Views: 45

Need help with Plasma Membrane

... is present. if outeside a cell conc. of water is more tan inside than the solntion is said to be hypotonic . if not than hyper and if equall taen iso. its better u read NCERT BIOLOG OF 11THJ CLASS!!!

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by shubham999
Mon Mar 19, 2012 5:32 am
 
Forum: Cell Biology
Topic: Need help with Plasma Membrane
Replies: 4
Views: 3643

Re: how to memorize the amino acid

... Alanine is the "basic" amino acid. Now, serine and cysteine are hydroxy- and thiol derivatives. Valine and leucine are dimethyl and isopropyl derivatives. Isoleucine is not iso- for no reason, so you move the methyl by one carbon. Threonine and methionine are little bit tricky to ...

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by JackBean
Thu Feb 09, 2012 9:52 am
 
Forum: General Discussion
Topic: how to memorize the amino acid
Replies: 4
Views: 2111

Pharmaceutical microbiology - E. coli enumeration

... use of up to two plates per dilution and per organism with confirmation of the presumptive positives). Recently validated and approved by AFNOR to ISO 16140 standard REBECCATM method can be used with food and animal feed. The procedure is carried out in just 2 steps - plating and reading - and ...

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by pam009
Tue Aug 02, 2011 8:16 am
 
Forum: Microbiology
Topic: Pharmaceutical microbiology - E. coli enumeration
Replies: 6
Views: 3642

Help with haemolysis in blood questions

... this question - I did search for it. Anyhow, can anyone help with the below questions? Q1: Can haemolysis occur if erythrocytes are suspended in iso-osmotic solutions? This question relates to Urea haemolysis times using 0.28M urea and 1.0M urea. 0.28M urea is iso-osmotic with isotonic solutions. ...

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by mareehf
Mon Apr 11, 2011 9:03 pm
 
Forum: Molecular Biology
Topic: Help with haemolysis in blood questions
Replies: 1
Views: 1576
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