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A protein is made up of amino acid subunits, in which the primary structure is the sequence of the amino acids. Therefore a change in the primary structure will result in a different sequence of amino aci...

Consumer surplus can be thought of as the feeling of getting a really good deal or a bargain. It happens when you would have been willing to pay an amount for something but the price was actually lower. W...

so we know that A+B+C= 72. We also know that B=2A (1) and C=3B which means C=6A (2) and with this information we can re arrange to equation to be only have one variable. so A+2A+6A= 72 Collecting all the ...

GCSE Answer: The nucleus functions to store and protect the DNA within a cellA-Level Answer: The nucleus is where the DNA of a cell is stored. It is the site of transcription, where the DNA is converted t...

In general, pupils from a working class background tend to achieve lower grades than those from a middle-class background.This may be because working class children do not have the same resources as middl...