Exam (elaborations)
OCR A-level Biology 3.1.1 Exchange Surfaces | 58 Questions with 100% correct Answers | Verified
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Metabolism - All of the chemical reactions that occur within an organism what is the need for specialised exchange surfaces? - multi-cellular organisms have a small surface area to volume ratio, they have increased metabolic rate, distance gases have to travel is further Specialised Exchange Sur...
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