Two genes may share some related exons but also have unique exons.

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#Id: 2505

#Unit 13. Methods in Biology

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: 7178

#Unit 5. Developmental Biology

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#Id: 5183

#Unit 7. System Physiology – Animal

The vasoconstriction is due to serotonin, histamines & other vasoconstrictors liberated from platelets that adhere to the walls of the damaged vessels.

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#Id: 7751

#Unit 1. Molecules and their Interaction Relevant to Biology

Ranks the following in increasing atomic radius

S, Mg, Al

S: 16-10 +6

Mg: 12-10 = +2

Al: 13-10 +3

So: S < AlMg

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#Id: 1025

#Unit 5. Developmental Biology

In mammals, Noggin (antagonist of BMP) is expressed in the notochord and neural folds.