Once upon a time, in the busy world of the human body, there lived a glucose molecule named Gigi. Gigi was on a great adventure to release energy for the body.
Gigi's adventure started in a land called the Mouth. Here, she was broken down from the food the body ate, and she felt the first steps of her journey beginning.
Next, Gigi traveled down a long slide called the Esophagus and landed in a pool of the Stomach. She wasn't alone, as enzymes were ready to help break her down further.
After a while, Gigi entered the small intestines. She felt a change and became tinier molecules, ready to enter the bloodstream and be transported to the cells.
In the bloodstream, Gigi was whizzed away to a city of cells. She was excited to meet the cell city's gates, known as the Insulin Receptor.
Now in the cell city, Gigi was ready for the magic show called Glycolysis. She was guided by enzymes through ten steps, transforming into a new form of energy.
Gigi first met Hexokinase, who added a special phosphate to her, making her stay in the cell. It was like receiving a ticket to the main event!
Then, Gigi encountered a string of steps, meeting different enzymes that shaped and reshaped her. She turned into a molecule named Fructose-1,6-bisphosphate.
As Gigi's adventure through Glycolysis continued, she split into two smaller molecules, each eager to continue on their own path as they created a small burst of energy.
The two molecules, now called Pyruvates, were like twins finishing each other's sentences. They each carried energy in the form of ATP, ready to power the body's activities.
Gigi and her new twin wanted to explore more of the cell city and went on to the next adventure called the Krebs Cycle. But that's a tale for another time.
In the end, Gigi was proud of her journey. She had transformed from a simple glucose molecule into a source of energy, helping the body run, play, and think.
Reflection Questions