Question

Do humans have a notochord?

Answer 1

Explanation:

Notochord: The notochord, is a long rod-like support structure that runs along the animal's back and separates the nervous tissue from the abdomen, It is found exclusively in the Chordata phylum, which also includes humans.

1. The notochord allows the addition of muscles and increases the length of the organism.
2. Attachment points are needed for muscles to flex properly.
3. The animal embryo has a notochord, which is replaced by a vertebral column during the embryonic stages.

Final answer: Humans have a notochord.