Respuesta :
Answer:
brain
Explanation:
u cant survive without oxygen to the brain first and formost, u can survive a little dead tissue from lack of oxygen to muscles tho. the brain is the thing u need most inorder to function
Answer:
brain
Explanation:
u cant survive without oxygen to the brain first and formost, u can survive a little dead tissue from lack of oxygen to muscles tho. the brain is the thing u need most inorder to function