Will increase physiological functions of the body that is, make the body active.
Answer: The structure of the cell, the plasma membrane is to protect the cell from its surroundings.
Composed of a phospholipid bilayer with embedded proteins, the plasma membrane regulates the movement of substances in and out of cells.
No ecosystems do not stay the same because an ecosystem consists of plants groups of animals and land formations it’s always changing animals get their source of energy and protein by devouring other animals and the land is alway reshaping itself and rocks wither away grass grows
stimulants. There's also a Quizlet that has this exact question if you would like a link.