Nutrition in humans and biological molecules

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1. What is the function of lipids?

  • Necessary for calcium absorption
  • Provide energy, act as an energy store and provide insulation
  • Aid the movement of food through the intestine
  • Needed to prevent scoliosis of the spine
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2. What is the function of protein?

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

3. What is a lipid?

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

4. Where can lipids be found?

  • Pepper
  • Cardboard
  • Oily fish
  • Potatoes

5. What is the function of carbohydrates?

  • To create colour
  • Needed for growth and repair of tissues in both humans and plants
  • 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


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