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The limb bones of children become bent if there is deficiency ofvitamin
The litmus paper utilized in the chemical laboratories is made of
The longest bone in the human body is:
The longest period of prenatal development is the
The main active constituent of tea and coffee is
The main buffer system of the human blood is
The main constituent of haemoglobin is
The main difference between the living and nonliving is
The main function of hemoglobin is
The main function of insulin in the human body is