Frogs differ from humans because they possess:
Correct answer: C. Nucleated red blood cells
- A. Paired cerebral hemispheres
- B. A hepatic portal system
- C. Nucleated red blood cells
- D. A thyroid as well as parathyroid
Explanation
Human erythrocytes are enucleated and discoidal while in frogs erythrocytes are large, oval and biconvex nucleated cells. Erythrocytes are the carriers of haemoglobin.
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