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A level ocr a biology keywords?

Hey guys just wanted to ask if it is required to use the keywords: isotonic, hypertonic and hypotonic for osmosis questions for ocr a biology? I could not find it in the specification but I think it is required?

Thanks :smile:
Reply 1
Btw those keywords are not in the textbook but are described and higher and lower water potentials with the movement of water
Reply 2
Original post by Idk131
Hey guys just wanted to ask if it is required to use the keywords: isotonic, hypertonic and hypotonic for osmosis questions for ocr a biology? I could not find it in the specification but I think it is required?

Thanks :smile:

I would make sure you understand those terms, otherwise it will be difficult to understand osmosis.
Reply 3
ok thanks

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