Scientists think that dolphins and whales share a more recent common ancestor than sharks and whales. Which feature of these animals most likely led scientists to think this? A. anatomical structures
B. feeding behaviors
C. habitat locations
D. ecosystem roles

How do living things obtain phosphorus

Which spheres are involved when sedimentary rocks formed from parts of seashells at the bottom of the ocean? a.) biosphere, atmosphere, geosphereb.) geosphere, hydrosphere, biosphere c.) geosphere, exosphere, hydrosphered.) hydrosphere, biosphere, atmosphere

Internal feedback works to maintain homeostasis when your a. heart rate decreases as your white blood cells increase b. breathing rate decreases as your red blood cells decrease c. heart rate increases as your liver is cleaning blood d. breathing rate increases as your heart rate increases