Difference between revisions of "Protein"
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− | | style="height:20px; width:200px; text-align:center;" |Meat provides lots of protein for a | + | | style="height:20px; width:200px; text-align:center;" |Meat provides lots of protein for a [[Balanced Diet|balanced diet]]. |
− | | style="height:20px; width:200px; text-align:center;" |You can help keep your diet | + | | style="height:20px; width:200px; text-align:center;" |You can help keep your [[diet]] [[Balanced Diet|balanced]] by eating lots of different beans. |
− | | style="height:20px; width:200px; text-align:center;" |Nuts are the | + | | style="height:20px; width:200px; text-align:center;" |Nuts are the [[seed]]s of [[tree]]s and are part of a [[Balanced Diet|balanced diet]]. |
− | | style="height:20px; width:200px; text-align:center;" |There are many different kinds of peas that can help make sure you have a | + | | style="height:20px; width:200px; text-align:center;" |There are many different kinds of peas that can help make sure you have a [[Balanced Diet|balanced diet]]. |
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Revision as of 15:15, 5 November 2018
Contents
Key Stage 3
Meaning
Proteins are molecules in our diet that are used by our bodies for growth and repair.
About Proteins
- There are many different proteins.
- Protein is used to build muscles and repair injuries.
- Not enough protein can cause a disease called Kwashiorkor.
Protein
Meat provides lots of protein for a balanced diet. | You can help keep your diet balanced by eating lots of different beans. | Nuts are the seeds of trees and are part of a balanced diet. | There are many different kinds of peas that can help make sure you have a balanced diet. |
Testing For Protein
- Adding protein to Biuret solution will cause the solution to turn purple.
Method
- 1. Take a small sample of food and dissolve it in water.
- 2. Add some Biuret to the solution.
- 3. If it turns from blue to purple then the food contained protein.
This Biuret has turned purple, indicating protein is present. |