[In research on bacteria metabolism] we have indeed much the same position as an observer trying to gain an idea of the life of a household by careful scrutiny of the persons and material arriving or leaving the house; we… — Marjory Stephenson Copy Share Image
![“[In research on bacteria metabolism] we have indeed much the same position as an observer trying to gain an idea of the life of a household by careful scrutiny of the persons and material arriving or leaving the house; we keep accurate records of the foods and commodities left at the door and…” quote by Marjory Stephenson](https://sms4smile.com/quotes/img-quotes/1a8/marjory-stephenson-65539_accurate_in-research-on-bacteria-metabolism-we-ha_2951359.jpg)