Final response to referee2

Abstract

#Referee 2 comments AC/ We are very grateful for the reviewer's comments, which have contributed to improve the manuscript. RC/ The role that the availability of B-vitamins,speciïňĄcally vitamin B12 and B1,play in shaping the marine microbial community is very relevant. The authors of this manuscript conducted an extensive experimental campaign with the goal of providing some insight to these processes. Unfortunately, their ïňĄndings are poorly communi-C1