Answers

2014-09-02T22:41:00+05:30
the organs which are useless know were in use before some years and they may be useful in the future.so they are actually not useless.
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what about appendix it is not used in case of human beings
2014-09-02T23:36:55+05:30
For example in human beings appendix is use less organ but in animals it is useĀ full in digestion so as we came from animals some organs remains same for both....

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