Identify the correct option related to the given figure regarding root nodule formation in legumes.

A - Inner cortical and pericycle cells under division B - Infection thread containing bacteria

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A - Infection thread containing bacteria B - Inner cortical and pericycle cells under division

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A - Mesophyll cells B - Infection thread containing bacteria

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A - Root hair B - Mature nodule

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Solution

The correct option is B A - Infection thread containing bacteria B - Inner cortical and pericycle cells under division
Rhizobia infects the root hair and forms infection thread. It causes inner cortical cells and pericycle cells to divide rapidly.

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Similar questions

Identify the correct option related to the given figure regarding root nodule formation in legumes.

The correct sequence of events related to nodule formation of legumes is

A. Formation of bacteroids

B. Growth of infection thread

C. Secretion of sugars, amino acids and flavonoids by roots

D. Chemotactic movement of Rhizobia towards legume roots

The correct sequence of events related to nodule formation of legumes is

A. Formation of bacteroids

B. Growth of infection thread

C. Secretion of sugars, amino acids and flavonoids by roots

D. Chemotactic movement of Rhizobia towards legume roots

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