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The primary function of red blood cells (RBCs) is to transport oxygen around the body. They contain haemoglobin, which oxygen attaches to in order to form oxyhaemoglobin. RBCs are very small in size and a...

The main points on how and when to use quotes are:

1. Only include relevant quotes that support the overall argument. Do not just include random quotes to try and impress the examiner with y...

Ratios are a way of comparing the amount of two things in a whole. In this case we are comparing the number of men and women in a football match, so, the total number of people at the match is equal to th...

Rearrange the terms and group: Numbers: (3*1) =3, a variables: a * (a^3) --> (1+3=4) Therefore (a^4); b variables: (b^2)*b --> (2+1=3) Therefore (b^3); Regroup: 3(a^4)(b^3)

3x+7 = 1. We can describe this equation as a stroy. First x was multiplied by 3 and then 7 was added to it to get 1. Now we need to reverse the story. 
last thing done was +7, so reversing it gives ...