When a cell needs energy, it breaks this bond to form adenosine diphosphate (ADP) and a free phosphate molecule. ... When the cell has excess energy, it stores this energy by forming ATP<span> from ADP and phosphate. </span>ATP<span> is required for the</span>biochemical reactions<span> involved in any muscle contraction.
</span><span>-in glycolysis 2 ATP molecules are used to break down one glucose to pyruvate molecules in the process 4 ATP molecules are generated for a net gain of 2 ATP molecules.
</span><span>-In photosynthesis ATP is used to convert an inorganic carbon into sugar
</span>Hope this helps!
A chain of amino acids folded and twisted into a molecule
Glucagon is the hormone that helps in restoring the levels of blood glucose levels. It is produced by alpha cells of the pancreas. It stimulates the liver to break the glycogen, so that they may be utilized by the body, as a source of energy. It also stimulates glucose synthesis in the body.
Answer D. Because the DNA is different
