This question has been answered many times through numerous studies since 2001 TLDR: Yes http://www.sciencedirect.com/science/article/pii/S1631068316300653 ht

This question has been answered many times through numerous studies since 2001 TLDR: Yes http://www.sciencedirect.com/science/article/pii/S1631068316300653 http://www.sciencedirect.com/science/article/pii/S1631068316... http://dujs.dartmouth.edu/2008/04/a-bacterial-safe-house-a-new-role-for-the-appendix/ http://dujs.dartmouth.edu/2008/04/a-bacterial-safe-house-a-n... https://www.sciencedaily.com/releases/2007/10/071008102334.htm https://www.sciencedaily.com/releases/2007/10/071008102334.h... http://time.com/4631305/appendicitis-appendix-gut-bacteria/ http://time.com/4631305/appendicitis-appendix-gut-bacteria/