Question 1 Write the characteristics of kingdom protochordata?
Question 2 Give few examples of kingdom 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: Balanoglossus, herdemania, amphioxus.