Question

1. what are the small bits of dna that float freely in a prokaryotic cells cytoplasm? centrioles nucleus ribosomes plasmids

Explanation:

Centrioles are cell - structure related to cell division in animal cells, not DNA. The nucleus contains the main DNA in eukaryotic cells, not free - floating in prokaryotes. Ribosomes are for protein synthesis and not DNA. Plasmids are small, circular, double - stranded DNA molecules that float freely in the cytoplasm of prokaryotic cells.

Answer:

D. plasmids