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Explain the steps of action potential across an axon membrane?

Resting Potential-3 Na+ out, 2 K+ in.Action potential- A stimulus is detected causing Sodium voltage gated channels to open, leading to Na+ to flow into the axon and therefor making the inside less negative....
IJ
Answered by Isabelle J. • Biology tutor
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integrate cos^2(2x)sin^3(2x) dx

To integrate this we need to use the chain rule, substituting cos2x = u Integral becomes: u 2 sin 3 2x dxChain rule: dy/dx = du/dx dy/du du/dx = -2sin2x --> dx = -1/2sin2x du Substituting into the equatio...
LW
Answered by Lucy W. • Maths tutor
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Why is DNA replication semi-conservative?

DNA is in a double helix structure, meaning there are two strands. When we need DNA to replicate, for example when a cell divides during growth, the strands undergo unwinding. This process is done by an enzy...
EC
Answered by Emma C. • Biology tutor
5752 Views

What is Diminished Responsibility and Loss of Control?

Diminished Responsibility and Loss of Control are both partial defences to murder (sometimes referred to as voluntary manslaughter). Diminished Responsibility is codified under S.52 of the Coroners and Justi...
AS
Answered by Amber S. • Law tutor
33234 Views

What is an optical isomer?

An optical isomer is when a molecule has a 'non-superimposable mirror image'. This means that if you draw out its reflection, it is not the same as the original. A good example in daily life would be feet - ...
PS
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