Biology Chapter 1

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Diet and Exercise

  • A balance diet incudes carbohydrates.fats,proteins, minerals and vitamins
  • Different peiple need differnt amounts of energy because the metabolic rate varies from person to person.
  • The more exercise you do the more food you need.

Weight Problems

  • if you eat more food than you need your mass will increase 
  • people who are fat are said to be obese 
  • obesity can lead to health problems eg type 2 diabetes 
  • Unhealthy to be underweight 
  • exercise…


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