Meiosis: cell division into four daughter cells (each has half the number of chromosome of the parent cell)
mitosis: cell division that results in two daughter cells (each has the same number and type of chromosomes as the parent cell)
The organelle is called the mitochondria
SI is a base 10 standardized system. I hope this helped and if not I highly recremend talking to your teacher or a parent.
The answer is A because the universe is all of the galaxy’s,solar systems,and planets put into one