Question

which animal does not have rbc​

Answer 1

Answer:

Haemocyanin is a copper containing pigment found in several invertebrates such as molluscs and arthropods. Human blood is composed of three cell types namely RBC, WBC and platelets. In humans the RBC is enucleated whereas RBC of birds and many animals are nucleated. Both RBC's and haemoglobin are absent in crocodiles.

Explanation:

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Answer 2

in crocodiles RBC is absent