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The peripheral, more viscous cytoplasm of a cell; it contains microfilaments but is lacking in other organelles.
[ecto- + G. plasma, something formed]
Biology The outer portion of the continuous phase of cytoplasm of a cell, sometimes distinguishable as a somewhat rigid, gelled layer beneath the cell membrane.
the compact, peripheral portion of the cytoplasm of a cell.
ectoplasmthe outer layer of cytoplasm as distinct from the ENDOPLASM of a cell. It is often much more gel-like (see PLASMA GEL than the liquid endoplasm, from which there is no clear line of distinction. It is important in the movement of unicellular animals such as Amoeba.
an old-fashioned term which referred to a peripheral band of gel-like cytoplasm, free of organelles, found in free and motile cells.