A) vegetative
B) heterocyst
C) Both [a] and [b]
D) None of these
Correct Answer: B
Solution :
Heterocysts are present in Nostoc. Heterocysts are the site of nitrogen fixation in mostly blue- green algae. Hence, the nitrogenase enzyme is found in heterocysts, which catalyse the process of nitrogen fixation.You need to login to perform this action.
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