In the given figure,what does $A$ indicate?

  • A
    Covalent bond
  • B
    Ionic bond
  • C
    Sulfur bond
  • D
    Hydrogen bond

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Similar Questions

On its hydrolysis,an $ATP$ molecule releases . . . . . . $K.cal$ of energy.

$A$: Water is an efficient solvent.
$R$: Polar nature is an important property of water.

Phosphorus is the major constituent of:
$I.$ Biological membranes
$II.$ Nucleic acids
$III.$ Cellular energy
Choose the correct option.

Enzymes,vitamins,and hormones can be classified into a single category of biological chemicals because all of them:

The common immediate source of energy in cellular activity is

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