Question

animals such as sponges lack nervous tisdue and mucle tissue, what does this tell you about sponges?

Answer 1

Dear Student,
Solution:

As we all know that animals like sponges belong to Porifera (Phylum). All the Sponges have the cells which are hollow shapes means that they are empty from inside, they are not completely filled.

And the second thing is their circulatory system, which they contain a single circulatory system.

And the last thing is that they have a type cells which are endoskeleton shaped cells.



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