Is it true that not all living things need food

Hybrid instruments that play sounds that are part sampled and part synthesized are known as:

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

20 how are energy cycles and growth cycles related?