The cell membrane. it protects the cell from outside substances. it controls what can enter and leave the cell.
Answer:
Volcano Mountain is a cinder cone in central Yukon Territory, Canada, located a short distance north of Fort Selkirk, near the confluence of the Pelly and Yukon Rivers. Volcano Mountain is called Nelrúna in the Northern Tutchone language.
Answer:reactants: carbon dioxide water
Products:oxygen sugars
Neither reactants nor products: nitrogen ammonia
Explanation: