Which is correct for ADP

Assertion : Krebs cycle occurs in the mitochondria matrix. Reason: The electrons, as they move through the system, release energy which is trapped by ADP to synthesize ATP.

How much energy is released by ATP when it gets converted to ADP ?

The energy released in aerobic respiration is stored as ADP molecules.

During which stage is the complete oxidation of glucose are the greatest number of ATP molecules formed from ADP?

During which stage in the complete oxidation of glucose are the greatest number of ATP molecules formed from ADP ?

The correct arrangement of these biomolecules in increasing order of their molecules weight is (a) ATP, ADP , AMP, DNA (b) ADP, ATP, AMP,DNA (c) AMP, ADP,ATP, DNA (d) DNA, ,ATP , ADP, AMP

Write full forms of ADP and ATP.