Respuesta :

Trisomy is the term that describes the chromosomal abnormality of having three copies of a single chromosome. The outcome of this phenomena would have 47chromosomes in the cell instead of 46.
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Answer:

Trisomy

Explanation:

Trisomy is the presence of three copies of one chromosome instead of the normal two. Trisomy usually causes some anomaly such as Patau Syndrome, Edwards Syndrome or Down Syndrome. Many trisomies cause early deaths, but with the advancement of technology and medical treatment, this problem of early death has become ever smaller.

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