I'm a circular, biconcave and disc-shaped cell. I lose my nucleus on maturation. I'm responsible for the transportation of respiratory gases. Who am I?
A
Neurons
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B
RBC
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C
WBC
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D
Platelets
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Solution
The correct option is B RBC RBCs are circular, biconcave and disc-shaped. While the young RBCs have nuclei, the matured ones are without nuclei. The red blood pigment haemoglobin is fully packed in the RBCs. They are concerned with the carrying of respiratory gases.