It’s important because your heart must beat faster during exercising because the increase of the heart rate also will need a increase of cardiac output to deliver the necessary blood flow to the muscles.
Hope this help
Answer:
No
Explanation:
imagery woud be describing the rose/
I would say the last option students who bring weapons to school are acting on the rage they feel as victims of harassment.
Answer:
Human blood is red because of the protein hemoglobin, which contains a red-colored compound called heme that's crucial for carrying oxygen through your bloodstream
Explanation:
RBCs contain hemoglobin , a protein that carries oxygen. Blood gets its bright red color when hemoglobin picks up oxygen in the lungs. As the blood travels through the body, the hemoglobin releases oxygen to the different body parts.
