Match each functional group with its chemical symbol

In my own word cell technology can  lead to advances in the understanding of diseases mechanism and transmission because diseases is very bad

Because the earth is not round ,but it may seem round when viewed from ,our planet but true some points earth is not round was an oblate spheroid -a square that it squashed as globe however is not even a perfect oblate spheroid.in fact isaac newton's first proposed that earth was not perfectly round but it was an oblate spheroid instead.that mean a square that is squashed as its poles and swollen at the

It would be a rusting car, for sure 

The process of photosynthesis