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umm i do i have a dot point summary, but i got it off this website ...... if u want add me on msn n ill send it to u?? if not just check in the notes section of this webiste and click on maintaining a balance =)

all living things recquire oxygen for respiration as a result of respiration c02 is produced when carbon dioxide dissolves in water it makes carbonic acid this means that if alot of carbon dioxide is produced the body cells and d blood and lymph will become acidic as studied b4 enzymes can...