what is the function of satellite in a chromosome? What is the specific function of a satellite in a chromosome ? How are sat-chromosomes different from others ? On molecular basis, what are the functional advantages of it ?

> There are at least 2 SAT chromosomes in each diploid nucleus. They play a vital role in the formation of the nucleolus after cell division is completed.
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> In humans, chromosomes number 13, 14, 15, 21 and 22 are examples of SAT chromosomes.

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