Biology 1
- Created by: EllieSump
- Created on: 30-05-14 19:33
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- Biology B1
- Diet, Exercise + Weight Problems
- a balanced diet contains: carbs, protein, fat, vitamins, minerals, fibre, water
- without a balanced diet you suffer from dificiency diseases and become malnourished
- Metabolic Rate
- your metabolic rate is affected by how much exercise you do. The more you do, the greater your metabolic rate becomes
- if you take in more energy than you use, the excess is stored as fat
- obesity can lead to arthiritus, type 2 diabetes and heart disease
- if the balance of cholesterol is wrong you can have serious health problems
- Disease
- microoraganisms which cause disease are called pathogens
- Common pathogens are bacteria and viruses
- White blood cells protect you from disease. The ingest the microbe, prodice antitoxins and prodice antibodies
- The first antibiotic was penicillin. They can kill the bacteria which caused the disease
- some bacteria become resistant to antibiotics. When they adapt to beat it it is called natural selection
- vaccines give the body dead pthogens which triggers the natural immune response
- microoraganisms which cause disease are called pathogens
- Diet, Exercise + Weight Problems
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