“…Metatranscriptomics was also recently used to study microbial responses to the Deep lack thereof) for responding to such changes. Given that average lifetimes of prokaryotic 89 transcripts can be on the order of several minutes (Wang, et water sample in situ from 120m depth (Feike, et al, 2012), samplers that collect hydrothermal 104 vent fluids (e.g., Malahoff, et al, 2002, Phillips, et al, 2003, Taylor, et al, 2006, AUV…”