Answer:
no its predation, competition, cooperation
Explanation:
i just did it
Answer:
the world will end on few hours............
Cells get raw materials- including water, oxygen, minerals and other nutrients from the foods you eat. They let in raw materials through the cell membrane: the thin, elastic structure that forms the border of each cell.
Marker/Recognition proteins extend across the cell membrane and serve to identify the cell. The immune system uses these proteins to tell good cells from foreign invaders.
