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Exercise can help prevent cell damage caused by free radicals.
Tubular Digestive System
A type of digestive system in which the digestive tract forms a continuous tube from mouth to anus, allowing for sequential processing of food.
Roundworms
A group of invertebrates belonging to the phylum Nematoda, characterized by long, cylindrical bodies.
Cambrian
A geological period approximately 541 million years ago, marked by a rapid diversification of life in the Earth's oceans.
Proterozoic
An eon in the geologic timescale, following the Archean and preceding the Phanerozoic, characterized by the first evidence of oxygen in the atmosphere and multicellular life.
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