Question

do hydra have blind sac like gastra vascular cavity?​

Answer 1

Answer:

yes he have in the past

Explanation:

This blind sac gastra. vascular cavity is dangerous

Answer 2

Answer:

yes

Explanation:

The cavity may be extensively branched into a system of canals. In cnidarians, the gastrovascular system is also known as the coelenteron, and is commonly known as a "blind gut" or "blind sac", since food enters and waste exits through the same orifice.