According to the cladogram, which of the following is the derived characteristic shared by amphibians and reptiles? jaws bony skeleton lungs.

This is one of the five kingdoms in the older biological succession. organisms in this kingdom are prokaryotic

Asquirrel population lives in an area. over many years, a river in that area grows wider and stronger, eventually forming a canyon. the squirrel populations on the two sides of the canyon can no longer mate with each other and ultimately form distinct species. this is an example of

Which of the following does not make up ground substance of connective tissue? hyaluronic acid elastic fibers glycosaminoglycan proteoglycan