Biology Keywords.

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  • Created by: Gbarritt2
  • Created on: 31-01-16 11:40
Metabolism.
All the chemical reactions going on in the cells.
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Metabolic Rate.
How quickly all the reactions are going on in cells.
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Balanced Diet.
Diet that has the right amount of proteins, fats, carbohydrates, vitamins, minerals, water and fiber, and gives you enough energy.
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Deficiency Disease.
Disease caused by not eating enough of a particular nutrient, e.g. Scurvy from too little vitamin C
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Obese.
Being very overweight.
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Statins.
Medicinal drugs that reduce the amount of cholesterol made by the body.
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Microorganism.
Small organisms, seen under a microscope e.g. bacteria and viruses.
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Pathogen.
A microorganism that can cause an infection an infectious disease.
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Virus.
Very infectious pathogen. Can only reproduce inside a host cell.
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Painkiller.
Dug that stops you feeling pain e.g. paracetamol.
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Antibiotic.
Chemical, usually made by fungi or bacteria that can be used as medicine to kill other fungi or bacteria.
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Antibiotic Resistance.
The ability some bacteria develop meaning that an antibiotic will not kill them anymore.
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Immune System.
Your body's system that fights infections involving white blood cells and antibodies.
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Antibody.
Special protein in the body that can bind to a particular antigen and destroy a particular pathogen.
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Antigen.
Special protein on the surface of pathogenic cells. Bind matching antibodies during the immune response.
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Epidemic.
Sudden outbreak of a disease that affects many people within a country.
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Pandemic.
Epidemic that sweeps across continents or the whole world.
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Natural selection.
The survival of organisms better adapted to their environment.
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Immunity.
After you have made antibodies to a pathogen, you are able to fight off the pathogen in future without getting ill.
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Immunisation.
Medical procedure that involves injecting dead or inactive pathogens into a patient to stimulate the body to create antibodies.
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Symptoms.
How you feel when you have a disease e.g. headache nausea.
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Toxin.
Poison. Can often be the reason why someone feels sick.
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Bacteria.
Single celled microorganism. They do not have DNA enclosed inside a nucleus or a nucleus at all.
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Other cards in this set

Card 2

Front

How quickly all the reactions are going on in cells.

Back

Metabolic Rate.

Card 3

Front

Diet that has the right amount of proteins, fats, carbohydrates, vitamins, minerals, water and fiber, and gives you enough energy.

Back

Preview of the back of card 3

Card 4

Front

Disease caused by not eating enough of a particular nutrient, e.g. Scurvy from too little vitamin C

Back

Preview of the back of card 4

Card 5

Front

Being very overweight.

Back

Preview of the back of card 5
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