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a large organ that plays an important role in nutrition.
compounds such as lipids, carbohydrates, proteins, nucleic acids, vitamins, petrochemicals and...
an area of land which is usually covered with shallow water, and which supports plants adapted...
the replacement of liver tissue by scar tissue due to damage to liver cells caused by excessive...
a space or gap between two teeth. Many species of mammals have diastemata as a normal feature,...
found in the cell wall of xylem cells where the secondary cell wall is absent but the primary...