Which part of the body transports molecules from food and air to the cells of the body

Molecules from food and molecules of oxygen move from the mouth and the nose to cells of the body through a series of blood vessels, including veins, arteries, and microscopically small blood vessels (capillaries), that extend throughout the body.

Explanation: This is right

it's all four options.

може ли да зареждате повече информация, моля