One of the major functions of essential eleme | vedclass

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Question

(C) The correct answer is $(c)$.Essential elements can be grouped into four broad categories based on their diverse functions:$(i)$ Essential elements

Vedclass · Accepted Answer

Both $(a)$ and $(b)$

Vedclass · Answer

(C) The correct answer is $(c)$.Essential elements can be grouped into four broad categories based on their diverse functions:$(i)$ Essential elements that act as components of biomolecules and hence,structural elements of cells (e.g.,carbon,hydrogen,oxygen,and nitrogen).$(ii)$ Essential elements that are components of energy-related chemical compounds in plants (e.g.,magnesium in chlorophyll,phosphorus in $ATP$).$(iii)$ Essential elements that activate or inhibit enzymes (e.g.,$Mg^{2+}$ activates RuBisCO and PEPCase,while $Zn^{2+}$ activates alcohol dehydrogenase).$(iv)$ Some essential elements can alter the osmotic potential of a cell (e.g.,potassium plays an important role in the opening and closing of stomata).

One of the major functions of essential elements is

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