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(B) Statement $(a)$ is correct: Nitrogenase is a heterodimeric protein consisting of two subunits,$Mo-Fe$ protein and $Fe$ protein.Statement $(b)$ is

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$(a), (c)$

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(B) Statement $(a)$ is correct: Nitrogenase is a heterodimeric protein consisting of two subunits,$Mo-Fe$ protein and $Fe$ protein.Statement $(b)$ is incorrect: Root hair curling is caused by the interaction between bacterial 'nod factors' and plant root hair receptors,not by nitrogenase.Statement $(c)$ is correct: During symbiotic $N_2$ fixation,the host legume plant provides the necessary $ATP$ and carbon source to the bacteria for the energy-intensive process of nitrogen fixation.Therefore,statements $(a)$ and $(c)$ are correct.

Select the correct statements from the given:
$(a)$ Nitrogenase is a heterodimeric protein.
$(b)$ Root hairs curl by action of nitrogenase and plant 'nod factors'.
$(c)$ During symbiotic $N_2$ fixation,$ATP$ is provided by the legume plant.

Similar Questions

Which bacteria live symbiotically on the root system of leguminous plants?

Mark the correct sequence of steps for the development of root nodules in legumes:
$a.$ Formation of infection thread.
$b.$ Division of cortical and pericyclic cells.
$c.$ Curling of root hairs.
$d.$ Leghaemoglobin synthesis.

Which of the following is a symbiotic microorganism?

Identify the following process from the diagram.

Nitrogenase enzyme is found in $Nostoc$ in the cell of:

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Select the correct statements from the given:$(a)$ Nitrogenase is a heterodimeric protein.$(b)$ Root hairs curl by action of nitrogenase and plant 'nod factors'.$(c)$ During symbiotic $N_2$ fixation,$ATP$ is provided by the legume plant.