Answer: Skin, Bones, and Muscles, hope this helps!
Explanation:
Answer:
Enzymes create chemical reactions in the body. They actually speed up the rate of a chemical reaction to help support life. The enzymes in your body help to perform very important tasks. These include building muscle, destroying toxins, and breaking down food particles during digestion
Explanation:
trees are a living thing and brids live in trees [brids are living things]
Explanation:
It's superior vena cava and vena cava