Related Clues:

• Freshwater or marine protozoa
• Microscopic organism consisting of a single cell changing constantly
• One-celled animal found in water
• Microscopic organism of single cell that changes shape constantly
• Organism with single cell changing constantly
• Tiny organism consisting of single changing cell
• Water protozoa
• Water protozoan
• One-celled creature found in water
• Constantly-changing one-celled creatures
• No moron, by the sound of it, could take it in
• As a doctor, little backward Abraham is not in any sort of shape
• In Rome I love to get Abraham up in such a primitive way
• How a doctor might be bringing Abraham up in such a very primitive way (6)
• Simple life? (var.)