Which of the statements regarding the nitrogen cycle is true? choose 1 answer: choose 1 answer: a animals obtain nitrogen throug
h the process of cellular respiration. b atmospheric nitrogen is absorbed through the leaves of plants. c nitrogen fixation is the process atmospheric nitrogen is converted into biologically usable forms. d denitrification occurs when a nitrogen containing compound is produced from nitrogen in the soil?
The nitrogen cycle can be defined as the process by which the nitrogen is being recycled. The nitrogen is transferred from the atmosphere to the plants and then from plants to animals, human beings.
Then from animals and human beings it is again transferred into the soil and then atmosphere.
The nitrogen that is found in the sol is not in the usable form by the plants, nitrogen fixing bacteria converts it into usable form.
Ligands are small molecules that transmit signals in between or within cells. Ligands exert their effects by binding to cellular proteins called receptors.
