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What are Darwin's postulates of natural selection?
Chyme
The semi-fluid mass of partly digested food that moves from the stomach to the small intestine for further digestion.
Gastric Fluid
Fluid secreted by the stomach lining; contains digestive enzymes, acid, and mucus.
Food
Nutritious substances consumed by organisms for growth, repair, and maintenance of vital functions.
Fatty Acids
Long hydrocarbon chains that are a major component of lipids, serving as energy sources and structural elements in cell membranes.
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