The human sperm and eggs contain 23 chromosomes. The type of cell division that produces gametes with half the normal chromosome number is called meiosis. It is used to produce cells for repair and asexual reproduction. Gametes do contain different genetic information to each other and to the parent cell.
The hilum serves as the passageway for nerves and vessels
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A series of cell divisions that result in the formation of an embryo is called mitosis.
This is true because when the temperature is high, the particles move accordingly and move fast. This is why you see water boiling fast instead of slow.
