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CIE AS Biology (9700) 2019-2021 Revision Notes

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2. Biological Molecules

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CIE AS Biology (9700) 2019-2021 Resources

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Page 31

The strength and insolubility of cellulose fibres means it is a suitable molecule to

construct cell walls

Exam Tip

Learn the monomer for cellulose, the arrangement of the glycosidic bond (which is

dependent on the position of the OH group on carbon 1 and 4) and that cellulose exists in

parallel chains bonded by many hydrogen bonds giving it high mechanical strength.

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CIE AS Biology (9700) 2019-2021 Revision Notes

savemyexams.co.uk

2. Biological Molecules

YOUR NOTES

⬇

© 2015-2021 Save My Exams Ltd