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3187 Pathology

Which statements best describe mechanical digestion? Select all that apply.

AIt breaks large food particles into smaller ones.
BIt involves the breaking of covalent chemical bonds in organic molecules by digestive enzymes.
CIt begins in the stomach, where some small, lipid-soluble molecules, such as alcohol and aspirin, can diffuse through the stomach epithelium into the circulation.
DIt requires carrier molecules and includes facilitated diffusion, cotransport, and active transport.
Pathology
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