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Assess how important purges were in allowing Stalin to retain control of Russia 1930-1940?

The command word in this question is 'assess'. That means they want you to compare the purges with other developments occurring throughout the period and reach a final judgement: for example, argui...

LH
Answered by Lachlann H. History tutor
3113 Views

Effect of non-competitive inhibitor (on enzyme activity) on enzyme catalysed reaction

Binds on to enzyme at a site that is not the active sitechanges the tertiary structure of the active sitesubstrate cannot bindinhibits enzyme activity

KC
Answered by Kelvin C. Biology tutor
2361 Views

Effect of competitive inhibitor (on enzyme activity) on enzyme catalysed reaction

similar in shape to {substrate}fits onto active siteprevents substrate bindinginhibits enzyme activity

KC
Answered by Kelvin C. Biology tutor
2325 Views

Effect of enzyme concentration in excess substrate on enzyme catalysed reaction

directly proportional: increase in [enzyme] will increase rate of reaction

KC
Answered by Kelvin C. Biology tutor
2376 Views

Effect of substrate concentration on enzyme catalysed reaction

Rate of reaction increases proportional to increase in [substrate]Rate of reaction then levels off/ plateaus not all active sites are being used; adding substrate increases RoR all active sites used/ [enz...

KC
Answered by Kelvin C. Biology tutor
2212 Views

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