How does gain or loss of chromosome(s) takes place in humans? Describe one example each of chromosomal disorder along with the symptoms involving an autosome and a sex chromosome.
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Answer:
The gain or loss of chromosomes from the normal 46 is called as aneuploidy.
Explanation:
Down syndrome in which a person has three copies of chromosomes 21 in each i.e total 47 chromosomes.
Monosomy or loss of chromosomes is the another type of aneuploidy.
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