Immune System is the system that consists of proteins and cells.
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Meteorologists forecast tornadoes through the measurement of temperature, air speed and pressure conditions to monitor atmospheric conditions
Answer:
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Glucose, which is their natural sugars that they feed themselves with to grow and reproduce properly. also, oxygen is a by-product of the equation.
Answer:
As blood moves through the capillaries, the oxygen and other nutrients move out into the cells. Then waste matter from the cells goes into the capillaries. As the blood leaves the capillaries, it moves through the veins. Veins merge into larger tubes to carry the blood back to the heart.
Explanation:
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