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BIOLOGICAL MOLECULES + DIGESTION
Balanced Diet:
Digestive
System:
Process Definitions:
INGESTION food taken in, broken down, mixed with saliva
then swallowed
DIGESTION breakdown of large insoluble molecules into small
soluble molecules using enzymes
ABSORPTION small soluble molecules moving into the
bloodstream
ASSIMILATION cells using nutrients for growth, repair and
energy
Enzymes:
EGESTION removal of waste (faeces)…read more

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Carbohydrates contain:
Carbon
Hydrogen
Oxygen
Maltose
Proteins contain:
Carbon
Hydrogen
Oxygen
Nitrogen
Lipids contain:
Carbon
Hydrogen
Oxygen
Enzyme Diagram:
Food Tests:
TEST FOR STARCH:
Iodine Solution
Red Black
TEST FOR GLUCOSE:…read more

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Benedict Solution
Blue Red
Bile:
USES OF BILE:
1. Emulsifies fats giving them a
large surface area.
2.…read more

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More Enzymes:
BIOLOGICAL CATALYSTS speed up reactions in living things
Once the enzymes have got too hot, they begin to denature.
Different enzymes work best at different pH levels. Extremes of pH can also
denature enzymes.…read more

Comments

frank james


great notes

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