digestive system

• Enzymes are proteins that act as biological catalysts, speeding up chemical reactions in living organisms.
• proteins are broken down by protease and into amino acid
• saliva: contains enzymes that break down food into smaller pieces
• friendly bacteria can be increased by taking antibiotics, eating yoghurt, and taking probiotics
• carbodyrates -> carbohydrase -> glucose
• lipids -> lipase -> glycerol + fatty acids