An example of an animal that has a notochord but lacks a backbone is a

a. tunicate.
b. fish.
c. bird.
d. all of the above.

I think that it's B. Because birds have back bone so that eliminates C and D.

Answered by adrixox | 2024-06-10

The correct answer is option a. tunicate, which has a notochord during its larval stage but lacks a backbone in its adult form. Fish and birds, on the other hand, possess a backbone and do not meet the criteria. Thus, tunicates are the best example in this context.
;

Answered by Anonymous | 2024-12-23