Answer: it produced oxygen as a waste product
Explanation: there was more free oxygen
Answer:
Yes
Explanation:
Geothermal is renewable energy generated from the Earth's heat. If anything, the Earth will continue to release heat until the sun blows up in a billion years (unless something is wrong with the Earth lol)
Vacuoles are essentially sacs surrounded by a membrane. They are used by cells as temporary storage sites. They often store food, enzymes, and other materials needed by the cell, and some vacuoles store waste products.
B) A node would be introduced.
This would be used to help provide distinctions to these species