Which the following statements is/are true about the stacking gel?

i. The stacking gel solution contains acrylamide.

ii. It is on the top of the separating gel.

iii. It is used to dilute the protein sample before it enters the main separating gel.

iv. It is into this gel that the wells are formed and the proteins loaded.

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#Question id: 9220

#SCPH06 I Botany

Which of the following factors could cause the largest increase in the effective population size of a species?

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#Question id: 562

#SCPH28 | Zoology

Phenyl-methane-sulfonyl-fluoride (PMSF) inactivates serine proteases by binding covalently to the catalytic serine residue at the active site; this enzyme-inhibitor bond is not cleaved by the enzyme.  This is an example of what kind of inhibition?

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#Question id: 5229

#SCPH28 | Zoology

Two eukaryotic proteins have one domain in common but are otherwise very different. Which of the following processes is most likely to have contributed to this phenomenon?

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#Question id: 10554

#SCPH06 I Botany

Transpiration is an important means of dissipating the heat input from sunlight, Heat dissipates because the water molecules that escape into the atmosphere

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#Question id: 5760

#SCPH28 | Zoology

The fluctuation test of Luria and Delbruck (studying resistance to bacteriophge T1 infection) established that