Ciliary Mode between Branchiostoma, Ascidia and Balanoglossus

Let us learn about the comparison of ciliary mode between branchiostoma, ascidia and balanoglossus. Comparison # Balanoglossus: 1. Internal food-collection, i.e., food is collected inside the body. 2. Microphages. 3. Wheel organ produces a flow of water-current which is drawn into the mouth. 4. Velum with velar tenta­cles control the entry of water-current into mouth. 5. The feeding current follows [...]