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What happens when a muscle contracts?

Looking at a diagram of muscle cells you can identify: Z lines, H zone, I band, and A band. The Z lines move closer together, H zone becomes more narrow, as does the I band, and the A band remains the sam...

EM
Answered by Emily M. Biology tutor
3377 Views

How is ATP produced in the mitochondria?

The Krebs cycle produces ATP by substrate level phosphorylation. The cycle is completed twice per glucose molecule. It also produces NADH which goes on to donate an electron to the electron transport chai...

EM
Answered by Emily M. Biology tutor
23202 Views

How do I structure a good RS essay?

Have an argument with yourself is probably the best advice i could give. Choose an initial point of view that answers the question at hand and include this view within your introduction along with any exp...

IN
12348 Views

Why is Kekule's benzene structure an inaccurate representation of the molecule?

Firstly all of benzene's bonds are the same length and therefore there cannot be both double bonds and single bonds in the molecule. Secondly the bond angles are all the same as well which would not be th...

PM
Answered by Patrick M. Chemistry tutor
23811 Views

What is the integral of x^x?

The integral of x^x can be solved by taking logarithms of the formula and getting xln(x) then using integration by parts it is given than u=ln(x) and dv=x therefore u'=1/x and v=(x^2)/2

using uv-(i...

NS
Answered by Nathan S. Maths tutor
5037 Views

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