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CIE AS Biology (9700) 2019-2021 Revision Notes

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2. Biological Molecules

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Page 17

Straight chain and ring structural formula of alpha & beta glucose

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CIE AS Biology (9700) 2019-2021 Revision Notes

savemyexams.co.uk

2. Biological Molecules

YOUR NOTES

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CIE AS Biology (9700) 2019-2021 Resources

REVISION NOTES 

 

  TOPIC QUESTIONS 

 

  PAST PAPERS

Page 18

Different polysaccharides are formed from the two isomers of glucose

Structure of polysaccharides table

 

Exam Tip

You must be able to recognise and draw the isomers of α and β glucose.

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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

CIE AS Biology (9700) 2019-2021 Resources

REVISION NOTES 

 

  TOPIC QUESTIONS 

 

  PAST PAPERS

Page 19

2.2.2 THE GLYCOSIDIC BOND

Forming the Glycosidic Bond

To make monosaccharides more suitable for transport, storage and to have less influence on

a cell’s osmolarity, they are bonded together to form disaccharides and polysaccharides