If two bears can make babies and their babies can also make babies I know they are a part of the same

i do not know and i have a 100 in this class

lizards have adapted to life in the desert. some desert lizards have toes with spiny scales to them run across the sand without sinking. some use the sand to hide from predators, or to search for small animals that they prey upon.

carbon atoms, hydrogen, oxygen, and nitrogen.