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Dictionary » M » Metals heavy

Metals heavy

metals, heavy

metals with high specific gravity, typically larger than 5. They have complex spectra, form coloured salts and double salts, have a low electrode potential, are mainly amphoteric, yield weak bases and weak acids, and are oxidizing or reducing agents


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lots of questions of various topics........

... are always killed by stains and this stops any moverment d)additon of heavy metals such as lead essential for visualization 2.In a small lump of soil, a fragment of organic ...

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by scholesmu
Thu Jun 11, 2009 3:25 am
 
Forum: General Discussion
Topic: lots of questions of various topics........
Replies: 3
Views: 114

Phytochelatin Synthase and chelation

... glutamic acid and cysteine. Most organisms in general do not utilize heavy metals, infact they are quiet toxic especially to humans and plants. Plants chelate the heavy ...

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by vietknight
Tue Dec 02, 2008 1:37 am
 
Forum: Botany Discussion
Topic: Phytochelatin Synthase and chelation
Replies: 2
Views: 951

Phytochelatin Synthase and chelation

... help: Chelation is a process, in plants at least, where trace elements (heavy metals) are absorbed in a soluble, but bound manner. How does the plant utilize them from there? ...

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by plasmodesmata11
Mon Dec 01, 2008 3:51 am
 
Forum: Botany Discussion
Topic: Phytochelatin Synthase and chelation
Replies: 2
Views: 951

Re: Protein Precipitation

... and Glutamates. They will sometimes displace structurally important metals, but the heavy metals are large (relative to things like Na or K or even Zn) and often dislocate parts ...

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by blcr11
Thu Oct 16, 2008 9:58 am
 
Forum: Molecular Biology
Topic: Protein Precipitation
Replies: 3
Views: 1046

Re:

... consider chelation for my son unless he has demonstrable levels of heavy metals, which he does not, but many parents are. Dr. Buttar is currently under investigation ...

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by CutToTheQuick
Thu Jul 31, 2008 6:11 pm
 
Forum: Human Biology
Topic: Hg and sulphhydral groups: A layman's question.
Replies: 3
Views: 715
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