The study of the cell is called cell biology.
The correct answer to the question is A that is lacking nuclei.
What is a prokaryotic organism?
- A prokaryote is a single-celled organism that lacks a nucleus, and other membrane-bound organelles.
According to the question, The prokaryotic organism is a primitive type of cell which do not have the advanced organelle and the function as compared to the eukaryotic cell.
The best example of a prokaryotic organism is bacteria it does not have a well-developed organelle.
Hence, the correct answer is A that is lacking nuclei.
For more information, refer to the link:-
https://brainly.com/question/15329345
