50 ! Why can’t we digest cellulose in a way that releases its glucose monomers for energy? Now, explain why saturated fats are solid at room temperature, and unsaturated fats are liquid.

According to theories of how life began, how did early organic molecules begin to separate from the outside world? a: specialized enzymes were required b: chains of amino acids created a barrier c: formation of microspheres or vesicles d: rna catalyzed the formation of membranes