Flashcards in 4.3 Working together Deck (15):
2 or more atoms joined together
Small structure in a cell with a special function
THE smallest unit o life. Cells are the building blocks of living things.
Group of cells performing the same function
Group of organs working together
THE chemical reaction involving oxygen that moves energy in the glucose
Involving the lungs. Takes in air and supplies the blood.
Circulates blood to all the cells of the body
Red and white blood cells
Veins arteries and capillaries
Blood vessels that carry blood back to the heart
THE body system of glands that produce and secrete hormones.
Consists of the skeletal muscles. Bones an joints
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