Atom molecule.
Organelle, Cell, tissue, organ, system, organism, population, community, ecosystem, biome.
I think.
The answer is A, Chemical to Mechanical.
Hope I helped!
I’m pretty sure it’s a but if not I’m very sorry I hope this helped tho!!:)
Ä Quick Google search shall answer your question. I honestly forgot so yea
Many Prokaryotes usually have a single, circular chromosome. Hope I helped!