CHEMISTRY OF LIFE

ORGANIC
1. Carbohydrates
  1. carbon, hydrogen, oxygen
  2. stores energy
    Anotações:
    - starch and glycogen
  3. provides energy
    Anotações:
    - cellular respiration
  4. structure & protection
    Anotações:
    - cell wall
  5. 3 types
    Anotações:
    - monosaccharides (glucose & fructose), disaccharides (maltose & sucrose), ploysaccharides (starch & cellulose)
  6. tests
    Anotações:
    - Starch test = iodine solution + blue-black, - yellow-orange
    - Glucose test = Benedict's solution + brick red, - blue
2. Lipids
3. Cholesterol
4. Proteins
5. Enzymes
6. Nucleic acids
7. Vitamins
INORGANIC
1. Water
  1. transportation
  2. medium - chemical reactions
  3. temperature control
  4. solvent
  5. in reproduction
2. Mineral elements
  Anotações:
  - See 'Mineral elements' flash cards
  1. macro elements
  2. micro elements
  3. deficiency causes dseases
  4. salts in natural form (external environment)
3. Mineral elements - Plants
  Anotações:
  - For PLANTS
  1. for metabolic processes
  2. taken up as salts (ions) from soil
  3. macro mineral elements
    Anotações:
    - NITRATES - natural, organic fertiliser- from faeces & urine (a), humus- fertiliser: ammonia/nitrates
    - PHOSPHATES - metabolism - rot, humus, urine/faeces - mineralisation
  4. micro mineral elements
    Anotações:
    - boron, copper, iron, chlorine, zinc
4. Fertilisers
  1. supply nutrients
  2. correct soil fertility
  3. improve crop yields
  4. nitrogen, phosphorus, potassium
  5. both organic and not
  6. eutrophication

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	Criado por Lila de Wet mais de 5 anos atrás