Stomatas are pores on the plant leaf that control the flow of gases between the environment and the plant cells. this process the cells maintain a stable internal environment. which biology theme does this example represent? interdependence in nature regulation energy transfer

Connection compare and contrast genetic engineering to the process of natural selection. select all statements that are true.

Choose the diagram that best represents a habitat corridor explain your choice.

Paleontologists have found plant fossils deep within the layers of the north polar region. these leaf fossils have been labeled as to the rock layers they were found in, with the lower numbers being layers close to the earth's surface and higher numbers representing deeper layers. according to the numbers of these four leaf fossils, what might you infer?