Gill clefts and notochord appear in the embry | vedclass

Name: Exam Paper Generator | JEE NEET Paper Generator | Vedclass
Brand: Vedclass
Rating: 5 (35 reviews)

Question

(A) The presence of gill clefts and a notochord during the embryonic development of all vertebrates,from fishes to mammals,provides evidence for the t

Vedclass · Accepted Answer

Recapitulation

Vedclass · Answer

(A) The presence of gill clefts and a notochord during the embryonic development of all vertebrates,from fishes to mammals,provides evidence for the theory of Recapitulation (also known as the Biogenetic Law).This theory,proposed by Ernst Haeckel,states that 'Ontogeny repeats or recapitulates phylogeny',meaning that an organism's development (ontogeny) reflects the evolutionary history (phylogeny) of its ancestors.

Gill clefts and notochord appear in the embryonic development of all vertebrates from fishes to mammals. This supports the theory of

Similar Questions

Which of the following statements is correct?

Vestigial organs occur as:

Who stated that an embryo never passes through the adult stage of other animals?

By the discovery of the banding pattern in the chromosome technique of gorillas and humans,what was easy to predict?

Which of the following structures is homologous to the wing of a bird?

Vedclass Test Series

Exam Paper Generator

Online Exam Module