Answer:
Blood has three main functions: transport, protection and regulation. Blood transports the following substances: Gases, namely oxygen (O2) and carbon dioxide (CO2), between the lungs and rest of the body.
Explanation:
The answer is B. Eating foods high in complex carbohydrates
Answer:
The foramen magnum, the opening through which the brain and the spinal cord make connection, is in the lowest part of the fossa.
Answer:
Here are some ways to help Marcen : ⬇
Tutor him, show him how to do basic stuff in all of his classes
Maybe help him understand the work he is assigned to do (relating to the tutor idea)
If Marcen needs help, ask him after school to help in his work to help him understand, but to not give him answers or he wont learn!
Or just give him an example in some assignments, like if it was a show your work problem, give him an example to follow.
Explanation:
Hopefully this helped you!
You both become more comfortable around each other