Cell: The Unit of LifeHard
Question
Which one of the following is wrong statement ?
Options
A.Nitrosomonas and Nitrobacter are chemoautotrophs
B.Anabaena and Nostoc are capable of fixing nitrogen in free-living state also
C.Root nodule forming nitrogen fixers live as aerobes under free-living conditions
D.Phosphorus is a constituent of cell membranes, certain nucleic acids and all proteins
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