Question

what are ergastic substances? give examples

Answer 1

Ergastic substances are non-protoplasm materials found in cells. The living protoplasm of a cell is sometimes called the bioplasm and distinct from the ergastic substances of the cell. The latter are usually organic or inorganic substances that are products of metabolism, and include crystals, oil drops, gums, tannins, resins and other compounds that can aid the organism in defense, maintenance of cellular structure, or just substance storage. Ergastic substances may appear in the protoplasm, in vacuoles, or in the cell wall.

Answer 2

Ergastic substances are non-protoplasm materials that one can find in cells. The living protoplasm of a cell is sometimes called the bioplasm and something else than the ergastic substances of the cell.