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Biology
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Describe the induced fit model of enzymatic action.

The induced fit model is a way of explaining how an enzyme can aid in a biological reaction. When the active site of an enzyme comes into contact with the substrate, the enzyme will attempt to mould itsel...

Answered by Daniel J. Biology tutor
24221 Views

Draw a graph on the effect of an increase in temperature on the rate of an enzyme controlled reaction. Explain the shape of the curve and suggest why the temperature of a mammal is maintained just below the optimum temperature.

As kinetic energy increases, enzyme and substrate molecules collide with more frequency allowing more enzyme substrate complexes to be formed. With increasing temperature, the tertiary structure of the pr...

Answered by Sadia Z. Biology tutor
5677 Views

What is epigenetic control of gene expression? How does it occur?

Strictly speaking, it is the heritable changes in the function of your genes that do not involve a change in your DNA's base sequence. Simply put, it is the way in which we regulate wheth...

Answered by Fareema F. Biology tutor
2040 Views

How is blood glucose concentration controlled by hormones?

The three main hormones to consider are: insulin, glucagon, and adrenaline. All three act on receptors on their target cells. Insulin results in the mobi...

Answered by Fareema F. Biology tutor
2374 Views

What is the cAMP cascade and where does it occur?

The cAMP cascade describes an intracellular process that occurs upon activation of glucagon and adrenaline receptors. Glucagon receptors are present mainly in the live...

Answered by Fareema F. Biology tutor
7271 Views

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