Your answer is B. carbohydrates. hope this helps
B.
The other options all tell you the type of nucleic acid it is.
In the Human body which system functions in detecting and responding to Stimuli is called the Nervous System.
Explanation:
Prokaryotic organisms are type of cells that are clearly different from eukaryotic cells (human or plant cells), since they lack nucleus and other type of organelles and differ with size. ( some of them have flagella which helps these cells to move)
Example: Any type of bacteria can be considered as a Prokaryotic cell
