Solve

Consider the phylogenetic tree shown in the figure. O Macmillan Learning Hagfish - Jawless fish Lampreys Sharks and rays -Cartilaginous fish Ray-finned fish Coelacanths Bony fish Lobe-finned Lungfish fish Frogs Salamanders - Amphibians Caecilians Lizards and snakes - Tetrapods Turtles Sauropsids Crocodiles and alligators Birds Mammals Macmillan Learning The groups identified as fish would be considered a: polyphyletic group because cach group of fish has a different common ancestor. monophyletic group because they are all grouped together in the phylogeny. O monophyletic group because they all share the same most recent common ancestor. paraphyletic group because tetrapods are not included in the groups of fish