Logged out
Access All our Essays in an Instant
Swap your work for FREE access, or pay £4.99 for instant access
Carbohydrates play a large part in the lives of all living things; there are many different types of carbohydrates, all with their own individual structures and functions.
Member rating: No Rating | Words: | Submitted: Thu Oct 09 2003
Page Preview
On the left is an image preview of every page of this document, and below are the first 150 words with formatting removed:
Carbohydrates play a large part in the lives of all living things; there are many different types of carbohydrates, all with their own individual structures and functions. I am going to look at three specific carbohydrates and compare their structures and functions. The three carbohydrates I am going to examine are cellulose, glycogen and starch. Cellulose is the most common biological molecule, it is a structural polysaccharide, and consists of glucose molecules. Unlike starch cellulose cannot be digested by humans and most animals, but it has an important function as dietary fibre in our diet. Cellulose has a structural function, it forms cellular walls in plants and is therefore present in all plant tissues, with out it plants would not have a stable structure, and would not be able to stand up right. In the structure of cellulose the CH OH groups are not always above the...
To see the full version of this document, and 145,320 others
