7620261
Description
Flashcards by Albara Abdalla, updated more than 1 year ago
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Created by Albara Abdalla
almost 8 years ago
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| Question | Answer |
| What is diffusion | Diffusion is the movement of particles in a substance from an area of high concentration to an area of low concentration |
| What does subtrate mean | Subtrate is what will be changed by the chemical reaction. |
| What is an enzyme | Enzymes are special proteins that can speed up a reaction without being used up in the process |
| What is metabolism | Metabolism is the chemical processes that maintain life and allows an organism to grow and reproduce, mainfain its structure and respond to its enviroment |
| What happens to the oxygen you breathe | The oxygen you breathe enters your respitory system through your nose and mouth.It passes down the trachea, bronchi and bronchioles, ending up in the alveoli. |
| What are hormones | Hormones are chemicals that act as messengers in the body |
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