Ch 26 Sponges, Cnidarians, and Unsegmented Worms: Some ...

Sexual: medusa or polyp produce gametes (sex cells) eggs or sperm which are released into ocean: egg is fertilized → zygote → swimming larva → solitary polyp → asexual budding → polyps or medusa → repeat 4) symbiotic: fish, shrimp live in tentacles for protection and scraps of food → clean & protect cnidarians Coral reefs: tunnels, caves deep channels ← habitats for sea ... ................
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