Answer:
The circulatory and respiratory systems work together to circulate blood and oxygen throughout the body. Air moves in and out of the lungs through the trachea, bronchi, and bronchioles. Blood moves in and out of the lungs through the pulmonary arteries and veins that connect to the heart.
Color is not a property of populations.
Answer:
eat it all the time but I don't know what to do about the car ND I have to be at work at the moment but I will be there to pick up the stairs and I will go to the office and get back to you lol bye bye