The job of the heart is to pump oxygenated blood to parts and cells in your body. This is called the circulatory system.
the organ is adapted to blood
its adapted to its job by having tiny hairs on each grain to help it brush all the dirt out of the plant.
that is because the necleus has adapted to its job
Your heart's job is to pump blood.
They have adapted to their job by developing a cell membrane to keep unwanted waste
It is adapted.
lung and heart
The heart's job is to pump blood around the body
they meet together
He or She checks on your heart.
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Veins carry blood to the heart but never away from the heart. They do the opposite job of an artery.