Metabolism

• Metabolism


  The sum of all the chemical reactions in a cell or the body
• Metabolism


  1. Converts glucose into

  2. Cellulose (strengthens plant cell wall)

  3. Starch (storage form of glucose in plant cells)

  4. Amino acids (used to synthesize proteins)
• Glycogen


  A storage form of glucose in humans and other animals
• Lipid synthesis


  1 molecule of glycerol reacted with 3 molecules of fatty acids to form a lipid molecule
• Protein breakdown


  1. Excess proteins are broken down into the chemical urea

  2. Urea is then excreted by the kidneys