Search found 1 match
Search found 1 match • Page 1 of 1
- Tue Mar 13, 2018 9:50 pm
- Forum: Zoology Discussion
- Topic: hi guys I need your help
- Replies: 0
- Views: 6292
I was tested today and there was a question: which cell layers are in Porifera ? Ive circled the one that says : 3 cell layers (epidermis endodermis and mesohyl) now I've been told that mesohyl isn't a cell layer... so my questions are : how can I convince them to accept my answer? because I now see...