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InterviewSolution
| 1. |
In the absence of a closed vascular system, how do sponges manage to distribute the nutritive substances from choanocytes to rest of the cells ?A. Though cell -to- cell diffusionB. Through mesoglea which acts as the food reservoir and distribution systemC. Through the wandering cells, amoebocytesD. Through cell - to -cell diffusion and amoebocytes |
| Answer» Correct Answer - D | |