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Edexcel Additional Science Biology - GAS EXCHANGE

Messages: 1 - 2 of 2

Message 1.

Posted by U15626221 (U15626221) on Friday, 22nd February 2013

I don't understand the topic of gas exchange, can someone explain clearly but in detail please, a few example would help too. Much appreciated :D

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Message 2

, in reply to message 1.

Posted by The Bitesize Science Teacher (U14392404) ** on Friday, 22nd February 2013

You have answers to this here: www.bbc.co.uk/dna/mb...

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