duodenum
what is the essential recycled substance in the digestive process?
A fiber is a thread-like structure or substance that is crucial in the structure and function of living organisms. In the context of nutrition, dietary fibers are indigestible plant-based carbohydrates that help promote digestive health and regulate bowel movements.
mouth
Possession of a precursor is possessing something that can be used to manufacture something else. For instance, lithium batteries and sudafed tablets are precursors to manufacturing methamphetamine. Intent to manufacture a controlled substance means you possessed the precursors with the intentions of making something that is a controlled substance. Hire a lawyer ;-)
Cholesterol
ivory
Lysosomes
lots of fiber and water
The structure of the digestive system is the esophagus, the salivary gland, liver, stomach, gall bladder, pancrease, and the large and small intestine.
an atom is the smallest part of any substance a substance has to be an atomic structure because every substance has at least one atom.
duodenum
a lysosome