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Use your knowledge of the actin and myosin mechanism of muscle contraction to explain how a vesicle might be "walked" along the cytoskeleton of a cell.

ATP binds the myosin head in its resting state. ATP is hydrolysed to ADP + Pi, releasing energy. This changes the conformation of the myosin head, cocking it. The myosin head reattaches to the actin molec...

AH
Answered by Alex H. Biology tutor
2744 Views

What are positivist and interpretivist approaches in sociology?

Positivism and interpretivism are two different perspectives that sociologists use to tackle a social problem. These perspectives will influence the type of problem that the sociologist is interested in e...

SR
Answered by Sophia R. Sociology tutor
7879 Views

How do I evaluate a study in Psychology?


When evaluating a study in psychology, it is important to keep in mind one of the main assessment objectives - A02. A02 refers to discussing the methodological issues of the study and to think about...

IG
Answered by India G. Psychology tutor
3708 Views

The curve C has the equation ye ^(–2x) = 2x + y^2 . Find dy/dx in terms of x and y.


differentiate both side with respect to x : (dy/dx)e^(-2x)+y(-2e^(-2x)) = 2+2y(dy/dx)
rearrange it : (-2y+e^(-2x))(dy/dy) = 2 + 2ye^(-2x) ==> dy/dx = ( 2 + 2ye^(-2x) ) / ( -2y+e^(-2x) )

JC
Answered by Jimmy C. Maths tutor
5023 Views

How to write an EPQ introduction

The first thing to do is to establish the purpose of the essay – in doing this, we want to break down the question that is being answered and examine the components of it. This sounds like it is just an e...

DP
96831 Views

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