Answers

2014-09-16T18:28:54+05:30
the useless organs once had function in the ancestral body......but now they are not in use and are not that important however we can survive without them.
hope I helped u!!!!!
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2014-09-16T18:41:43+05:30

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Animals have certain useless tissues and not organs.
These tissues are the undeveloped one that leads to outgrowth.
But all organs are surely useful for any animal.

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