Which of the following is most likely the result of an organism having lipids in its body A. a chipmunk buries nuts for the winter
B. a reptile slows down in colder temperature
C. a fish moves up the river to spawn
D. a walrus stays warm in the cold ocean

The images show fossils of a modern bird and two extinct organisms (a tyrannosaurus rex and an archaeopteryx). based on the structure of the three organisms, it can be concluded that . the archaeopteryx and bird have wings, while dinosaurs have limbs. so, it can be concluded that .

Indica el nombre y la fucion de los vasos sanguineos que entran y salen de los riñones

Adigestive system that is a series of tubes beginning at the mouth and ending at the anus is a digestive system.