2.
algal symbionts of coelenterates
3.
_____________ explosion
6.
segments in cestode’s body
9.
free-living flatworms (Class)
10.
separate individual body segment of earthworms
11.
anterior chemosensory organ of nematodes
12.
nematode glandular system
13.
“bell form” cnidarian body plan
15.
multinucleate mass of cytoplasm due to fusion of cells