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CO2 (carbon dioxide) and N2 (atmospheric nitrogen) must be converted into form by and nitrogen . fix nitrogen in their root .
• Nucleic acids: storage and transfer
• Proteins: enzymes and proteins, , regulators
• Lipids: building blocks for , , signalling
• Carbohydrates: Structural role, energy , signalling
• Different energy sources: , organic and inorganic molecules
• Importance of CO2 and N2 fixation