MCQ
What would be the cardiac output of a person having $72$ heart beats per minute and a stroke volume of $50\ mL?$
- A$360\ mL$
- ✓$3600\ mL$
- C$7200\ mL$
- D$5000\ mL$
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$(i)$ Provides shape to the cell.
$(ii)$ Protects the cell from mechanical damage and infection.
$(iii)$ Helps in cell to cell interaction.
$(iv)$ Provides barrier to undesirable macromolecules.