Answer: Excess oxygen
Explanation:
The cell if gets food in optimum amount can grow and cause various problems and there are many problems associated with the growth of the cell.
They require more food and obtain enough of it. The bigger cell expels waste materials out of the cell.
The requirement of excess of oxygen is not a problem which is caused due to the excess growth of cell.
Answer:
Plasma carries water, salts and enzymes.
Explanation:
The main role of plasma is to take nutrients, hormones, and proteins to the parts of the body that need it. Cells also put their waste products into the plasma. The plasma then helps remove this waste from the body.
Answer: Exercise causes the heart to pump blood into the circulation more efficiently as a result of more forceful and efficient myocardial contractions, increased perfusion of tissues and organs with blood, and increased oxygen delivery. Aerobic exercise trains the heart to become more efficient.
Explanation:
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