Mitosis and Meiosis SC.11.04.03.01 Compares and contrasts mitosis and meiosis (CMCS 3.9) (CAS 7.2) Mitosis Occurs in what cells: Meiosis Occurs in what cells: What has to happen before mitosis starts? What has to happen before meiosis starts? First phase: What happens: First phase: What happens: Special events: Second phase: What happens: Second phase: What happens: Third phase: What happens: Third phase: What happens: Fourth phase: What happens: Fourth phase: What happens: Second division Interphase: Second division – what happens? If you started of with four pairs of chromosomes (8), you will end up with ____ pairs, that are totally the same as their parents. _______ daughter cells If you started of with four pairs of chromosomes (8), you will end up with ___, that are ________ their parents. ____ daughter cells Is there difference between sperm and egg development?