Answer:
The answer is the Immune system (a).
Explanation:
The immune system consists of agents that help your body fight against pathogens and other invading substances. It has your white blood cells, enzymes, mucus, hydrochloric acid (in your stomach), and even your saliva. All these substances help make sure your body is rid of anything that may bring harm to you!
The part of your brain that controls your heart and lungs is the medulla.
They are similar, because they both help with nerves and keep you calm. They are different, because one can damage hands and feet and the other cannot. I hope this helped.
Answer:
I WANNA TALK
Explanation:
altho can i hav brainliest it would help alot plz? tysm!!! :D
Muscular endurance analyses include energy to some extent. If you have very weak top figure tissues, you’re going to have a tough period exerting yourself up. Hence you may only be ready to do a couple of push ups before everything crumbles out.
To improve muscular endurance you must repeatedly work and contract the muscle groups you aim to develop. Circuit training involves body weight exercise such as sit-ups, press-ups, and squat thrusts.
