Sometimes cattle or even human beings give birth to their young ones that are having extremely different sets of organs like limbs/position of eye(s) etc. Comment.

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All human beings have similar DNA but the gene expression and its regulation may vary from organism to organism.

But cattle or even human beings giving birth to their young ones that are having extremely different sets of organs like limbs or position of eye(s). may be caused by mutation in genes. Due to which the regulation of expression of genes, associated with organ development gets disturbed.

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