What is the difference between anus and ovary

The anis is apartof your digestive system as it is your gluteous maximus where you get rid of waste on the other hand the ovaries are apart of the female reproduction system with stores her eggs. Only females have ovaries but men and females have anis'. [i have to change the u to i or it wouldnt let me post the answer].

The anus is where we poop and an ovary is where eggs are stored in the female reproductive system

You should never redesign your experiment. try and see what in your experiment you made a mistake on or try and test your experimemt with somebody else. see if they get the right results.