Carbohydrates + questions

Thank you for checking out my resource.

Notes gained from college, OCR Heineman biology textbook and revision guide, CGP OCR biology revision book and other resources found in the college library.

The questions have either been made up or from the resources.

Good luck in your exam!

HideShow resource information
Word Document 251.64 Kb

Pages in this set

Page 1

Preview of page 1
CARBOHYDRATES
Most carbohydrates are large, complex molecules composed of long chains of monosaccharaides. Single monosaccharaides are
also carbohydrates.



Glucose is a hexose sugar- a monosaccharaide with six carbon atoms in each molecule.


EXAMINERS TIPS
1. Make sure you recognise and draw the abbreviated (simple) forms of alpha and beta glucose.…

Page 2

Preview of page 2
POLYSACCHARIDES

AMYLOSE
It is coiled in a spiral-straight unbranched helix and this is due to the angles of the glycosidic bonds. This makes it
compact and so easy for storage.
It is the main molecule of starch.
It is insoluble and so doesn't affect water potential or reactions.
It is…

Page 3

Preview of page 3
QUESTIONS
1. Draw the structure of an alpha glucose molecule.
2. What is a disaccharide?
3. What is the function of glycogen?
4. Describe, with the aid of a diagram, how glycosidic bonds are formed and broken in living organisms. (7 marks)
5. Describe how the structure of starch makes…

Comments

No comments have yet been made

Similar Biology resources:

See all Biology resources »