The ear begins at the oval window, and on the other side, consists of a bony that is filled with a fluid called

How many trophic levels are there in the following food chain? phytoplankton - shrimp - perch - pike - osprey

What are genotypes? what are phenotypes?

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