Question

Which cellular component is necessary for the formation of protobionts? and why?

ribosomes
mitochondria
plasma membrane
chloroplast

Answer 1

A Protobiont, also known as a Protocell, is considered to be a precursor to what we now know as Prokaryotes.

The key feature to a Protobiont that makes it resemble a cell is that the contents are contained within a cell membrane or plasma membrane.