Question

who loves dancing and singing
.
.
.
.
.(fvu)(-ktun-)(dzb)​

Answer 1

Explanation:

Microbes are just single cells with no organelles and no nuclei to package their DNA. Something revolutionary happened as microbes began living inside other microbes, functioning as organelles for them. Mitochondria, the organelles that process food into energy, evolved from these mutually beneficial relationships.