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Some drugs need to be converted into other molecules so the body can use them effectively. This conversion is done by enzymes, which are protiens. Protiens are made up of amino acids, which are coded f...

Atoms are small particles that make up everything.  If you picture an object made up from mini-footballs then that's what the atoms look like that make up the object just on a much, much smaller scale....

To start solving a question like this you want to do it in a set of steps:

Step 1: Get rid of the division.  To do thsi you need to do the opposite function.  The opposite of division is ...

An indirect question is a question which has been previously asked and is now being reported. An example of this in english is: The teacher asked whether the students had done their homework. The original...

Rearranging is one of the trickier topics in GCSE maths, however as long as you follow it through step by step you shouldn't have a problem.

The question asks you to make 'c' the subject....