Question

1 what are choomosomal abertations? Explain with the description of its types .​

Answer 1

Answer:

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Explanation:

Chromosomal aberrations are changes in chromosome structure or number. Most chromosomal aberrations are known as aneuploidies, or different numbers of chromosomes other than pairs. A trisomy is an aneuploidy with one extra chromosome, for a total of 3, and a monosomy has one fewer chromosome, for a total of 1.

Answer 2

Answer:

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Chromosomal aberrations are changes in chromosome structure or number. Most chromosomal aberrations are known as aneuploidies, or different numbers of chromosomes other than pairs. A trisomy is an aneuploidy with one extra chromosome, for a total of 3, and a monosomy has one fewer chromosome, for a total of 1.

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The seven types of abnormalities of chromosomes include – translocations, insertions, deletions, rings, mosaicism, mixoploidy and Aneuploidy.

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Chromosome abnormalities often happen due to one or more of these: Errors during dividing of sex cells (meiosis) Errors during dividing of other cells (mitosis) Exposure to substances that cause birth defects (teratogens)

Explanation:

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