1.4.3

Protein

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Protein

Protein is an important part of a healthy balanced diet. Protein is needed for the growth and repair of body cells.

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Function

  • Protein is needed for the growth and repair of body cells.
  • Proteins are needed to create and produce hormones and enzymes.
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Amino acids

  • Amino acids are monomers.
    • Monomers are the building blocks of proteins.
    • When monomers bind together, they form polymers.
    • Polymers are proteins.
  • There are 20 amino acids that make up proteins.
    • Not all amino acids can be made in the body.
    • Some amino acids must come from eating foods.
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Protein-rich diet

  • Certain foods contain high levels of protein. These include:
    • Eggs
    • Chicken
    • Milk
    • Quinoa
    • Lentils
    • Almonds
    • Peanuts

Jump to other topics

1Biology

1.1Cells, Tissues & Organs

1.2Reproduction & Variation

1.3Ecological Relationships & Classification

1.4Digestion & Nutrition

1.5Plants & Photosynthesis

1.6Biological Systems & Processes

2Chemistry

2.1Particles

2.2Chemical Reactions

2.3Atoms, Elements, Compounds

2.4The Periodic Table

2.5Materials & the Earth

2.6Reactivity

2.7Energetics

2.8Properties of Materials

3Physics

3.1Energy

3.2Forces & Motion

3.3Waves

3.4Electricity & Magnetism

3.5Matter

3.6Space Physics

4Thinking Scientifically

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