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Three turns of the cycle produces six molecules of triose phosphate (TP). Five of these six molecules are used to regenerate ribulose bisphosphate (RuBP). So for three turns of the Calvin cycle, only one ...

Firstly list two numbers that add to 6 and right them down e.g. 4 and 2.Secondly list two numbers that multiply to form 8 e.g. 8 and 1 or 4 and 2.The numbers that appear in both solutions will therefore b...

The central nervous system consists of the brain and spinal chord, whereas the peripheral nervous system consists of the spinal chord alone.

(4-x)^-1/2 = (4 (1 - x/4))^-1/2 = 1/2 (1 - x/4)^-1/2 = 1/2 ( 1 + x/8 + 3x²/128 + ...) = 1/2 + x/16 + 3x²/256 + ...Therefore the first three ter...

Refer to question taken from Edexcel Maths Paper.