Q. Which of the following organisms neither have notochord nor vertebral column in the adult stage?
A. Cephalochordates
B. Herdmania
C. Petromyzon
D. Bdellostoma
Answer: Herdmania
We will be happy to hear your thoughts
A. Cephalochordates
B. Herdmania
C. Petromyzon
D. Bdellostoma
Answer: Herdmania
