Friday, July 13, 2012

STPM Biology - chapter 1: Reision essay question 17

17. Give five types of proteins and their functions in living organisms.


Answer:



Ø  Enzymatic protein- Nutrition(catalyse the hydrolysis of complex food substances ).

Ø  Transport protein- Transport of respiratory gases ,ions or molecules across cell membrane .

Ø  Defence protein- Immunity against diseases.

Ø  Contractile protein- Movement

Ø  Storage protein- Storage of amino acids 


Assignment submitted by C.Y., Tan, B.X., Loh, J.E., Tai, W.L., Kwan, G.H., Tan  2011/2012 (IBM)

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