Cell: The Unit of LifeHard
Question
A prokaryotic atotrophic nitrogen fixing symbiont is found in
Options
A.Cycas
B.Cicer
C.Pisum
D.Alnus
Solution
The coralloid root of Cycas is symbiotically associated with nitrogen fixing blue-greenalgae, Anabaena cycadae Nostoc punctiforme. These blue green-algae (cyanobacteria) areprokaryotic, photosynthetic and autotrophic.
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