I now chlorophyll is the main compound (or one of them) and I'm pretty sure chlorophyll is a protein so I'd pick "D".
Two kinds of Fermentation are, Alcoholic and Lactic acid Fermentation.
The answer is; A
This is a symbiotic relationship. The mycorrhiza is harbored I the roots of the orchids. The fungi nitrify the soil around the plant. Therefore, the fungi make nitrates (which are critical for the growth of the plant) available to the plant. The fungi, on the other hand, are assisted in breaking down of large carbon polymers by the orchids because the plant’s enzyme is more powerful than those of the fungi.
I think it’s called the passer.
