One egg is split into two inside the body. Then two different eggs make two different people.
Answer:
Pioneer species/organisms help modify the environment because they are the first organism to live on that "terrain" or environment and they open up the chance to make more organism, also when they die and decompose they make more soil so that more organisms can grow.
Explanation:
They break down sugar molecules to provide energy for the cell.
Good luck! :)
