home
***
CD-ROM
|
disk
|
FTP
|
other
***
search
/
The Daily Telegraph News in Action 4
/
News in Action 4 (1999)(Daily Telegraph)[Mac-PC].iso
/
pc
/
student
/
sci.dxr
/
01082_Text_GCSE Activity Window Template.txt
< prev
next >
Wrap
Text File
|
1999-02-05
|
768b
|
21 lines
Horse powder helps humans
1. a) Which examples of foods might provide a human's dietary requirements
for sulphur?
b) Name and give the structure of two amino acids which contain sulphur.
2. Assuming all the sulphur in a molecule of MSM can be metabolised by the
body and that 1g of MSM contains 340mg of sulphur; calculate the mass of
MSM which would need to be taken to satisfy the dietary needs of the body
for one day.
3. MSM may repair damaged tissue by providing sulphur to form "bridges"
as occurs in certain amino acids and proteins.
Which amino acid is known to form such sulphur bridges in
protein molecules?
4. a) How does cartilage help the normal movement of joints?
b) What are the causes and symptoms of arthritis?