Question 1 Write the characteristics of kingdom protochordata? Question 2 Give few examples of kingdom protochordata? Protochordata 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. 4) They are marine animals. For Example: … [Read more...] about Protochordata