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Explain the Bohr shift.

The Bohr shift should be explained using the relative affinities of haemoglobin to carbon dioxide and oxygen due to changes in pH level. When pCO2 is high in cells (i.e in muscle cells when one is exercis...

LL
Answered by Lucas L. Biology tutor
4707 Views

The gradient of a curve is given by dy/dx = 6sqrt(x) + 2. The curve passes through the point (16, 38). Find the equation of the curve.

dy/dx = 6x1/2 + 2 y = (62/3)x3/2 + 2x + c = 4x3/2 + 2x + c 38 = (4163/2) + (2*16) + c c = 38 - 256 - 32 = -250 y = 4x3/2 + 2x - 250

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Answered by Fraser W. Maths tutor
4896 Views

How do you integrate (x/(x+1)) dx without using substitution.

A tricky question which is actually really simple if you know the technique and will save a lot of time during the exam. The method is to simply add 1 and minus one to the numerator. so the integral becom...

Answered by Maths tutor
3556 Views

Differentiate 3x^(3) + 7x^(2) -4x

Using the formula for differentiation: if y=axN then dy/dx= Na*xN-1 apply this to each term in the equation given; first term: dy/dx= 9x2second term: dy/dx= 14xth...

MW
Answered by Michelle W. Maths tutor
3597 Views

How do I choose a question in the exam?

First of all you need to break down the wording of each question and find key words (e.g. in a question asking to discuss the 'unsayable' this is the key word that needs to be addressed) and pick out the ...

Answered by English tutor
2116 Views

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