Functions of Inorganic Elements in Plants

The plant require inorganic elements in large amounts or in traces for several functions of the plant body.
The important functions are
  • They serve as constitute of protoplast and cell wall.
  • Minerals ions of the vacuole sap influence the OP of cell.
  • Some mineral elements serve as activators or co factors of enzymes.minerals
  • Inorganic elements enter into the synthesis of several biologically important molecules.
  • Nitrogen is an important constituent of proteins, amino acids, RNA, DNA, vitamins, hormones, cytochromes, chlorophylls, co enzymes etc.
  • Phosphorus is the structural constituent of nucleic acids, nucleotides.
  • Magnesium is the metallic part of chlorophyll.
  • Calcium is a major components of calcium pectate of the middle lamella.
  • Sulphur is an important constituent of certain essential amino acids such as cysteine, cystine and methionine.
  • Potassium ions play an active role in the opening and closing of stomata.
  • Magnesium is an integral part of chloroplast and maintains ribosome structure.
  • Boron is required in pollen germination
  • Molybdenum helps in ion absorption and translocation.

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