By breaking down the bonds in glucose in the presence of oxygen, energy<span> is produced in order to add a phosphate group to ADP to form </span>ATP<span>. In this way, 38 ATPs are formed. This process is called cellular respiration. ... When this bond is broken, adenosine diphosphate, or ADP, is formed</span>
It is used to demonstrate the importance of chlorophyll in photosynthesis. Plant with variegated leaves is de starched and then placed in the sunlight for a few hours, then the iodine test for starch is carried out. The green parts of the leaves will test positive for starch and therefore turn blue black. The non-green parts did not photosynthesize die to absence of chlorophyll and iodine color will remain brown.