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OCR a level Biology Exam-Questions with Correct Answers/ Expert Verified/Already A+/ Latest Version 2024/2025
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Why do multicellular plants need transport systems? (4) - Answer Need water, minerals and sugars to live and also need to get rid of waste substances. Multicellular plants have a low SA:V, however they are relatively big with a high metabolic rate. Exchanging substances by direct diffusion woul...
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