IEF method is particularly useful for separating isoenzymes, which are different forms of the same enzyme, often differing by only one or two amino-acid residues.

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#Id: 9274

#Unit 6. System Physiology – Plant

Bacterial Nod genes are activated to initiate nodulation in plants by plant signals flavonoids

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#Id: 4660

#Unit 13. Methods in Biology

Normal cells treated with sodium chromate allowed to absorb and induced to death signals as T-CTLs Death of the target cells is indicated by the release of 51Cr into the supernatant

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#Id: 1136

#Unit 2. Cellular Organization

Phosphatase in cell cycle-

Cdc25 phosphatase Activates CDKs

Cdc14 phosphatase Activates Cdh1 to degrade mitotic cyclins

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#Id: 10504

#Unit 4. Cell Communication and Cell Signaling

Human Bcl-2 protein = C. elegans CED-9 protein

(23% identical in aa sequence)

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#Id: 1276

#Unit 7. System Physiology – Animal

Cortisol induces the synthesis of lipocortin, an inhibitor of the enzyme PLA2.