Tuesday, 24 May 2011

4.6 Energy and substances in food chains

Producer
Light energy -> Chemical energy
Organic molecules
Carbohydrates
Proteins
Lipids
(Food molecules)

C-H
C-O
C-C
O-H
C-N
(Bonds that represent energy)
CHON (substances/matter)

Producer is consumed for life processes, growth, respiration
Same molecules (substances/matter) are passed on through the food chain
Energy is in between the bonds of the elements

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