Improper mitosis can cause uncontrolled cell division, forming tumours. Faulty meiosis can lead to genetic disorders, abnormal chromosome numbers or reproductive problems in organisms.
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Piyush365
Asked: In: Class 9 Science
If skin cells divide by meiosis, they would produce cells with half the chromosome number. This would disrupt normal repair and the cut would not heal properly.
Piyush365
Asked: In: Class 9 Science
Cells have many small mitochondria instead of one large one to increase surface area. More surface area allows faster energy production, efficient reactions and better distribution of energy throughout the cell.
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Piyush365
Asked: In: Class 9 Science
Yes, onion root tip cells are visible under a microscope. They are not similar in structure because they are at different stages of cell division, showing structural differences.
Normal cells grow and divide through cell division. They increase in number, repair tissues and replace dead cells. This process is controlled and essential for growth and maintenance.