Which of the following is carried out by denitrifying bacteria? O A. break down large, nitrogen-rich molecules to simple molecules
O
B. build large, nitrogen-rich molecules from simple molecules
O C. convert biologically useful nitrogen to gaseous nitrogen
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O D. convert gaseous nitrogen to biologically useful nitrogen

the food storage products of chrysophytes are oils or the polysaccharide laminarin.   formerly classified as plants, the chrysophytes contain the photosynthetic pigments chlorophyll a and c all but the yellow-green algae also contain the carotenoid pigment fucoxanthin.

idk im sorry.

bradykinin is a physiologically and pharmacologically active peptide of the kinin group of proteins, consisting of nine amino acids.