Albara abdalla year 9 science unit 7.1

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 Image: ddda2fc5-a520-47b7-ad80-437142bd4f6d (image/png)
What does subtrate mean	Subtrate is what will be changed by the chemical reaction. Image: afbbeccd-bca4-4b0a-84e3-c4e407ec790f (image/jpg)
What is an enzyme	Enzymes are special proteins that can speed up a reaction without being used up in the process Image: f8b1dfd8-14d9-461d-bd14-767a58f38728 (image/jpg)
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 Image: 43b3fa02-9d19-4358-9384-a9fbd59c18d0 (image/jpg)
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. Image: e42e9555-1114-4d2e-8556-334f5444b4ad (image/png)
What are hormones	Hormones are chemicals that act as messengers in the body

Resource summary

	Created by Albara Abdalla almost 8 years ago