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Simple organisms may be unicellular, consisting of just one cell, while more complex organisms are multicellular. There are two types of cell division. Mitosis is used for growth and repair and produces diploid cells identical to each other and the parent cell. Meiosis is used for sexual reproduction and produces haploid cells different to each other and the parent cell. Unicellular vs multicellular An ameoba, a simple unicellular organism
The DNA is wound tightly and condenses. into chromosomes. Explain how cell division is involved in the growth, development, and repair of an organism. Cells divide to make more cells , allowing the organism to get bigger, cells. specialize to allow the organism to have organs, cells can divide to replace old or.