Mitosis 2.0 / 5 based on 1 rating ? BiologyDNA and inheritanceGCSEAQA Created by: RosieCreated on: 18-04-13 18:54 What is the first step of mitosis? A normal cell with 23 pairs of chromosomes duplicates to make 46 pairs. 1 of 5 What happens in the second stage? The chromosome pairs line up. 2 of 5 What happens in the third stage of mitosis? The pairs split. 3 of 5 What happens in the fourth stage of mitosis? A cell membrane splits them equally creating 2 new cells each with 23 pairs of chromosomes. 4 of 5 What is the result of mitosis? Two new cells containing exactly the same DNA. 5 of 5
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