Bars show how much of each nutrient is still intact food, partly digested, ready to absorb (single units), or already absorbed. Amounts are simplified for teaching.
| Enzyme | Source | Substrate | Product |
|---|
Hormone levels are relative (1.0× is the resting level). pH is for the duodenum. A simplified teaching model with time sped up.
Wrong answers are fine here. Read why, then try again.