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In all organisms, allows creation of bigger molecules from smaller ones

In animals, enables muscle contraction

In some animals (mammals and birds), provides heat to maintain...

When reading, there are two main telling signs to look for:

1) An intransitive verb always takes the particle "ga". For a transitive verb, "wa" will b...

The equation is 2πr.  That is 2 x pi x the radius (not the diameter!)

There are two situations when you can use an apostrophe:  contractions and for possession.  I will start with contractions as this is the easiest.

A contraction is when you...

Whilst you can gain extra marks from having recent examples to illustrate your points, a knowledge of the course content is more important than knowing precise details of current affairs. Detials about...