Which rock layers are likely the same age? rock layer A and rock layer Z

rock layer A and rock layer P

rock layer C rock layer R and rock layer Y

rock layer B rock layer Q and rock layer C

The model illustrates a process by which a substance is taken up by a cell

Where would you expect to see seedless plants, such as ferns and mosses? a. in a botanical museum, because they are all extinct b. low and close to the ground in a moist environment c. climbing high while circling the branches of another plant d. deeply rooted in a forest with a trunk that reaches 20 meters or more

Describe the layers of the suns atmosphere?