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‘The military capability of the Normans was the most important reason for their victory at the Battle of Hastings in 1066.’ How far do you agree?

1^st paragraph: William’s preparation – mildly significant - Mildly significant - Cause – Papal banner from friend Lanfranc in persua...

Answered by Bart S. • History tutor

4019 Views

The Pacinian corpuscle senses changes in pressure in the skin. Explain how pressure causes the cell to change its membrane potential to elicit a nerve response.

Pressure causes the membrane to become deformed/stretched.2) Sodium ion channels open - diffuse in3) Greater pressure = more channels open, greater potential difference change4) Threshold potential ...

Answered by Duncan W. • Biology tutor

2487 Views

How do non-competitive inhibitors work?

A non competitive inhibitor has a different shape to the substrate molecule.The inhibitor binds to an allosteric site.This causes a conformational change meaning the substrate is no longer able to bind to...

Answered by Kayatre G. • Biology tutor

2533 Views

A sequence is defined as: U(n+1) = 1/U(n) where U(1)=2/3. Find the sum from r=(1-100) for U(r)

U_n+1=1/U_n where U₁= 2/3First of all, we need to find U₂ and U₃ and so on, up until we notice a pattern in the answers. U₂ = 1/(2/3) = 3/2U...

Answered by • Maths tutor

4869 Views

Why does the MC Curve cut the AVC curve at the AVC Curve’s lowest point?

When marginal costs start to rise, starting at point C, due to diminishing returns, the average variable cost is still decreasing, at point X. The average variable cost will continue to decrease as long a...

Answered by Caroline M. • Economics tutor

14578 Views