Question

choose the correct answer. which of the following is classified as a chordate? clam sea squirt sea urchin chordates are animals with four main features: a notochord, a post - anal tail, and pharyngeal slits. some keep these features for their whole lives, while others lose them as they grow. chordates include groups like sea squirts, lancelets, and vertebrates (like humans and fish). they are important for ecosystems, providing food, balancing the environment, and helping us understand the health of our planet.

Explanation:

Chordates are animals with a notochord, a post - anal tail, pharyngeal slits, and a nerve cord. Sea squirts are chordates. Clams are mollusks and sea urchins are echinoderms, neither of which are chordates.

Answer:

Sea squirt