At one time, chondrichthyes were thought to have split off from other vertebrates before the evolution of bone. now we have concluded that the chondrichthyes split off after the evolution of bone had started. this change demonstrate

Explain how fossils scientists make discoveries about the lives of organisms and about how environments have changed over time. plz hurry up it time

Sarah and john are having a discussion on genetic diversity. sarah believes that it happen over a long period of time. john it happens immediately. who is correct? a. sarah is correct because genetic diversity occurs over a long period of time. b. john is correct because genetic diversity occurs immediately. c. both are correct because genetic variation can occur or long period of time. d. neither are correct because genetic diversity occurs over any period of time

Drag each tile to the correct location. match each trait that an organism displays to a reproductive strategy.