Welcome to the module on Respiration.

At the end of this module you should ; 
1. Know the substances needed for respiration.  
2. Know the products of respiration. 
3. Understand where the products of respiration come from.  
4. Know the equation for respiration.  
5. Understand what happens to the products produced in respiration.  
6. Understand the differences between respiration and photosynthesis.  
7. Understand the factors that affect respiration when the body is exercising.