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Biology
GCSE

One form of muscle disease is caused by a mutant myosin allele. It prevents myosin from binding to other myosin molecules, thus preventing contraction. Suggest why.

Sarcomeres are formed of myosin and actin filaments which are interleaved. If myosin cannot bind to each other then thick filaments cannot be formed. Thus, there is nothing to anchor myosin so actin canno...

JW
Answered by Jade W. Biology tutor
10527 Views

What is the difference between Mitosis and Meiosis?

These processes are easily mixed up. Both Mitosis and Meiosis are typed of cell division, but the 2 processes end up with different results!

I always find it helpful to think of it like this:

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MB
Answered by Maria B. Biology tutor
16456 Views

Describe the function of receptors in the skin?

The first thing that they do is detect a stimulus, this could be a change in temperature or sensation, then once they have done this they convert this into an impulse, which is eventually sent back to the...

BP
Answered by Bradley P. Biology tutor
21858 Views

How are proteins structured?

There are 4 main structural levels of proteins which allow them to be the most diverse molecules in the cell. First is the primary structure which is the sequence of amino acids found in the protein. Amin...

JR
Answered by Jenna R. Biology tutor
4569 Views

What makes you a good teacher of the subject?

I have always had an interest for the subject and find it very interesting. I have achieved both GCSE and A-Level biology and am currently studying Biochemistry with Genetics at university. I understand t...

RE
Answered by Ruth E. Biology tutor
3008 Views

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