Biology
The sex of a newborn baby is determined by the chromosome inherited from

Both A & B
The Mother
The Father's Father
The Father

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Biology
Normal adult human male has

14 gram of haemoglobin/100 gram of blood
18 gram of haemoglobin/100 gram of blood
24 gram of haemoglobin/100 gram of blood
10 gram of haemoglobin/100 gram of blood

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Biology
Which one of the following statements regarding haemoglobin is correct?

Haemoglobin of RBC can carry only carbon dioxide
Haemoglobin of RBC can carry both oxygen and carbon dioxide
Haemoglobin is only used for blood clotting and not for carrying gases
Haemoglobin present in RBC can carry only oxygen but not carbon dioxide

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