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p²+ 2pq + q²= 1 

It looks daunting at first but once you get the hang of them they can be easy marks in the exam....

There are a few key points you should remember. RNA has a ribose sugar instead of a deoxyribose sugar, RNA also has uracil instead of thymine, so uracil binds to adenine. The base pairings in RNA are G...

Inflation is desirable when it is low and stable.

The easiest way to explain why is by outlining the consequences should inflation be either too high or too low;

Rest - Stopping doing the activity to prevent greater injury.
Ice - Apply ice to the injury to reduce inflammation.
Compression - Apply pressure to the injury to reduce inflammation.
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Men have larger hearts and lungs than women so have a greater oxygen carrying capacity.

Women have less muscle mass than men so have greater flexibility.

Males are less affe...