Answer:
yeast can use oxygen to release the energy from sugar (like you can) in the process called respiration
1.) The cell is the basic unit of life
2.) All living organisms are made out of cells.
3.) All cells come from pre-existing cells.
The cell cycle is separated into two major phases that alternate with each other: Interphase, during which the cell grows, preparing for mitosis and duplicating it's DNA, and then the mitotic phase, in which the cell divides into two genetically identical daughter cells.
Did this help at all?