1. Tardigrade
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  3. Biology
  4. In reptiles and amphibians, there is no clear cut separation of oxygenated and deoxygenated blood because they have

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Q. In reptiles and amphibians, there is no clear cut separation of oxygenated and deoxygenated blood because they have

Body Fluids and Circulation

Solution:

Both options (b) and (c) are correct. In reptiles and amphibians the heart is with two atria and one ventricle. Due to single ventricle, the deoxygenated and oxygenated blood from both atria come here and get mixed up. This is known as incomplete double circulation.