4.2. Organisation

4.2. Organisation

1. Cells-->tissues-->organs-->systems

2. Enzymes

   • Biological catalyst
   • Substrate
   • active site
   • Product
   • Optimum
     • pH
     • Temperature
   • Denaturing, not dying
   • Experiments
     • chemicals
       • Benedicts:-glucose
       • Iodine:-starch
       • Biuret:-protien
       • emultion test:-lipids
       • Colour changes
     • catalase and hydrogen peroxide
     • Time taken to change

3. Circulatory/respiration system

   • Heart
     • 4 chambers
     • Valves
     • entrance and exiting of blood
   • Lungs
     • alveoli
     • Gas exchange
   • Blood
     • Veins
     • Arteries
     • Plasma
     • Red blood cells
     • White blood cells
     • Platelets
     • uses

4. Health

   • CHD
   • Cancer
     • carcinogens
     • tumors
       • benign
       • malignant
   • Effects of lifestyle
     • Smoking
     • alcohol
     • excercise
     • diet

5. Plants

   • transortation
     • xylem(larger)
     • Phloem(smaller)
     • transpiration
     • roots
     • active transport
   • organs and tissues
     • plants and leaves
       • stoma