I don’t know the answer to this question
3 is the answer because they play a key role in the nitrogen cycle.
The answer is B. Chloroplasts absorb sunlight to enable a plant to make food. This is because these organelles contain special pigments like chlorophyll that enable them to absorb sunlight and its energy to be used later by the cell!
Hope this helped!
B
Information is encoded in DNA, then copied onto RNA during transcription. Then, ribosomes convert the information carried in RNA into a protein, in the process of translation. Also, A and D could be ruled out because DNA and RNA are solely involved with proteins, but polysacchariades are chains of sugars.