If there is less space for natural ecosystems, then may happen to plants and animals living in those ecosystems. *

How do living things obtain phosphorus

According to the cell theory, which describes cells? a. all organisms are composed of multiple cells. b. all cells have the same structure and function. c. cells are found in everything on earth. d. living organisms are not created spontaneously

This is the interaction of two organisms where one is and the other is neither nor harmed.