Plants are and make their own food through a process of

Organisms are classified into according to shared characteristics.

please help

- that one guy who has 3 months worth of homework

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