Answer: Prokaryote
Explanation: "The bacteria are the oldest and simplest living organisms, and all of the bacteria are "prokaryotes ," meaning that they do not have a true membrane-bound nucleus as eukaryotes do."
This is where I got my answer from
https://sphweb.bumc.bu.edu/otlt/mph-modules/ph/ph709_infectiousagents/ph709_infectiousagents2.html#:~:text=The%20bacteria%20are%20the%20oldest,means%20%22true%20nucleus.%22%5D
Brainliest Please!
