What phylum has animals with a central cavity and mouth; and most of them have tentacles?

Jason, a dog breeder, decides to mate a poodle with a golden labrador retriever. he wants to get puppies with the curly hair of the poodle and the color of the labrador. what concept is shown in this example? question 6 options: artificial selection adaptation evolution natural selection

Achange in direction without a change in speed is called velocity

Where does the citric acid cycle take place in eukaryotic cellular respiration?