Animals must provide ____ (4) for food processing
-:- .path for intake
chemical & mechanical digestion
reabsorption of nutrients
loss of waste products
Where is the fuel from food acquired?
-:- chemical bonds
energy was used to make bonds, and will be released when it is broken
Homeost...
What role does homeostasis play in regards to food processing?
✓ -:- requires constant energy input to work
helps expel waste products that are no longer needed or harmful to body
The Goku of energy sources
✓ -:- The Sun
Primary Energy sources
✓ -:- plants and animals
-must be able to detect food (sight/smell)
-bring food into space where bond energy can be recovered
-treat food in a manner in which waste products can also be expelled
✓ -:- Animal Requirements for food
(Three)
1) Feeding - bring food into body
2) Digestion - convert molecules into building blocks
2|P a g e | G r a d e A + | 2 0 2 0 2 5
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