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Question 20In which of the following vertebrate group/groups, the heart does not pump oxygenated blood to different parts of the body?(a) Pisces and amphibians(b) Amphibians and reptiles(c) Amphibians only(d) Pisces only

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Question 20

In which of the following vertebrate group/groups, the heart does not pump oxygenated blood to different parts of the body?



(a) Pisces and amphibians

(b) Amphibians and reptiles

(c) Amphibians only

(d) Pisces only





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