MCQOPTIONS
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| 1. |
Contractile vacuoles of Paramoecium are analogous to: |
| A. | Sweat glands of mammals |
| B. | Uriniferous tubules |
| C. | Gastrovascular cavity of Hydra |
| D. | Typhlosole of earthworm |
| Answer» C. Gastrovascular cavity of Hydra | |