1. Based on the diagram above, explain how the lungs and the heart work together to transport nutrients, gases and other molecules to and from the different parts of the body​

Describe the potential effects, on people, of unprotected exposure to the sun.give an example of 1 new thing have you learned about the sun’s uv rays.

How can a student practice the works of mercy in the school community

If your job requires you to use a respirator, your employer is required to do three things. what is missing from the list? have you medically evaluated to determine that it is safe for you to wear a respirator train you on how and when to use a respirator