Question

Mention the features possessed by all chordates.

Answer 1

Chordates:

1. The phylum Chordata represents the most advanced group of animals.
2. Vertebrates are bilaterally symmetrical, triploblastic, coelomic, and segmented, with complex differentiation of body tissues and organs.

Features of Chordates :

1. Presence of a notochord.
2. Presence of a dorsal tubular nerve cord.
3. These have a triploblastic, coelomate, and bilaterally symmetrical body.
4. These have paired pharyngeal gill slits.
5. They possess well-developed brains.
6. They have a closed circulatory system.
7. They possess a post-anal tail.
8. They show the presence of paired lateral appendages such as fins or flippers or limbs.
9. Chordates include pandas, crows, sharks, salamanders, alligators, sea squirts, and many more animals.