Unit 4- Biomolecules Flashcards
1
Q
What are the main functions of carbohydrates?
A
- Providing energy and regulation of blood glucose.
- Dietary fibre
- Sparing the use of proteins for energy.
- Breakdown of fatty acids and preventing ketosis.
2
Q
List proteins and their functions.
A
Amino acids-A large proportion of our cells, muscles and tissue is made up of amino acids, meaning they carry out many important bodily functions, such as giving cells their structure.
Polypeptides-Polypeptides are chains of amino acids.
3
Q
Lipids and their functions.
A
Lipids are storage compounds. Fatty acids are types of lipids and they are good for insulation.
4
Q
What is the structure of DNA like?
A
It is mainly formed by Phosphorus and deoxyribose. It has the formation of a double helix.
5
Q
Why is water important for living organisms?
A
The water acts as a solvent for chemical reactions and also helps transport dissolved compounds into and out of cells.
