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Describe the differences between noncompetitive and competitive inhibition of enzymes.

The key differences here are where the inhibitor binds to the enzyme, competitive bind to the active site and as such compete directly with the normal substrate of the enzyme. Noncompetitive bind to a sit...

TB
Answered by Thomas B. Biology tutor
2763 Views

The equation of a curve C is (x+3)(y-4)=x^2+y^2. Find dy/dx in terms of x and y

Expand to get xy+3y-4x-12=x^2+y^2Rearrange to xy+3y-4x-12-x^2-y^2
Then you have to differentiate implicitly:
use product rule on xy to get:u = x v =ydu = 1 dv = dy/dx
so xy differentiates t...

RR
Answered by Ravi R. Maths tutor
4495 Views

The MMR vaccine gives protection against measles, mumps and rubella. How? (4 marks)

. Vaccine contains antigens from the pathogens . This is recognised by helper T cells which activates other helper T cells and B cells . B cells undergo clonal selection and produce memory + plasma cells ...

MV
Answered by Mohit V. Biology tutor
3249 Views

Choose whether these sentences use the subjunctive or indicative tenses.

A typical subjunctive/indicative exercise- my answers are in bold.Il est important que je [venir] ce soir, car ma soeur m'attende. vienne (subj)Je pense...

FM
Answered by Flora M. French tutor
1758 Views

Explain why atmospheric pressure decreases with increasing altitude. (3 marks)

Firstly, pressure is created by air molecules colliding with a surface. At an increased altitude there are fewer air molecules, and therefore a larger average distance between them. This means at this hig...

EB
Answered by Emily B. Physics tutor
19373 Views

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