Compared to those of humans, the erythrocytes in frog are

A Nucleated and without haemoglobin

B Without nucleus but with haemoglobin

C Nucleated and with haemoglobin

D Very much smaller and fewer

The answer is C.

Solution

In frog the RBCs are nucleated and contain the red respiratory pigment haemoglobin.
In humans and most mammals the mature RBCs lack a nucleus.

Concept RBCs of frog

4 questions from this chapter have appeared across 2 exam years.