Nutrition in humans and biological molecules

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1. What is the function of protein?

  • To break down unnecessary cells and to find potentially cancerous cells before they turn cancerous
  • Growth and repair, hormones(eg insulin), immune system, enzymes and to provide energy in emergencies
  • To insulate the body
  • Creation of bones and teeth, generating lost amounts of blood, stopping excess sweating
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2. Where can carbohydrates be found?

  • Pasta
  • Fish
  • Tomatoes
  • Birds

3. Where can lipids be found?

  • Oily fish
  • Potatoes
  • Pepper
  • Cardboard

4. What is the function of carbohydrates?

  • To create colour
  • Quick energy (sugar), good for energy storage (starches) and for creating structure (cellulose or cell wall in plants)
  • Insulation (in humans and animals) and to grow pollen in plants
  • Needed for growth and repair of tissues in both humans and plants

5. What is a lipid?

  • Fats and oils
  • Name of the small leaves underneath a plant's nectaries
  • Aka vitamin D
  • Carbohydrate

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