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Outline the "Sliding Filament Theory" of muscle contraction.

In the resting state, the myosin heads have a partially hydrolysed ATP molecule (ADP + Pi) giving them potential energy. When there is an influx of calcium ions as a result of sarcolemma depolarisation, t...

SM
Answered by Sohail M. Biology tutor
6669 Views

Factorise and solve x^2-8x+15=0

(x-5)(x-3)=0

x-5=0 x-3=0

x=5 x=3

PL
Answered by Peter L. Maths tutor
2761 Views

Find dy/dx for y=x^2 * sin(x)

To answer this question we observe that y is the product of x^2 and sin(x), so we use the product rule. Then dy/dx = 2x * sin(x) + cos(x) * x^2 The resulting equation can be tidied up by factoring out x a...

JH
Answered by Jake H. Maths tutor
8058 Views

Find the integral of x^2e^x

To solve this integral you should use the integration by parts formula, which is uv - integral of vu'. First let x^2 be u, therefore u'(the differential of x^2) = 2x, v' = e^x and therefore v (integral of...

JG
Answered by Jade G. Maths tutor
6163 Views

How do I expand double brackets?

Use the moon method.

E.g. (x+1)(x+2) 

  1. multiply x with x

  2. multiply x with 2

  3. mutiply 1 with x

  4. multiply 1 with 2

<...
SH
Answered by Sulayman H. Maths tutor
9562 Views

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