Life detection on Europa from a lander: metabolic signatures Daniel Prieur UniversitИ de Bretagne Occidentale Brest, France Starting Hypothesis · If Life exists on Europa ­ Living Entities are small-sized and not visible from an Orbiter ­ Living Entities are organized like Cells and have properties similar to living Cells on Earth ­ These Cell-like Entities carry out Carbon Chemistry in liquid Water How to detect microbial This energy is used by cells to build macromolecules and biomass. ...