Answer:
an animal of the large phylum Chordata, comprising the vertebrates together with the sea squirts and lancelets.
Explanation: That is the definition of a chordata.
De-extinction is a good idea. Using genetic science for reanimation may help adapt existing ecosystems to extreme changes in the environment, like global warming, and potentially reverse them, writes George Church in Scientific American
PLEASE MARK ME AS BRAINLIEST
I believe a valley or mountain, but I am not 100 percent sure.
False. I don't know how to explain it but they don't classify as living.