Question

list any two main characteristics of protochordates​

Answer 1

1)Animals are bilaterally symmetrical, triploblastic, have coelom.

2)They show a feature of body design named notochord.

3)They do not have proper notochord at all stages of their lives.

Answer 2

1 Deuterostom in origin

2 presence of Notochord once in their life cycle