- Autosomes are chromosomes that determine traits of the organism. Autosomes are the somatic chromosomes which control the body characters or somatic characters.
- Sex chromosomes are the allosomes which determine the sex of the organisms.
The normal human has 23 different types of chromosomes and 2 copies of each from each parent, adding up to a total of 46 chromosomes per cell. One of the 23 is a sex chromosome (X or Y), and the other 22 are autosomes.
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