In the pyramid, only about 10 percent of the available within one trophic level is transferred to organisms at the next trophic level.

a) energy

b) heat

c) mass

d) matter

What happens whenever a net force acts on an object

The sketch shows a rynchosaur, an extinct animal that is known only from fossils. there has been much debate about the classification of these creatures. some scientists suggest that they belong with primitive amphibians, and some think they are related to snakes and lizards.the data equally support both cases. which statement best explains how to draw a cladogram that includes the rynchosaur? draw the cladogram for amphibians. draw the cladogram for reptiles. draw two cladograms, both showing the traits, and leave it as a hypothesis. draw two cladograms, both showing the traits, and have scientists vote

Amoeba sisters video recap pedigrees