Definition of protoplasm

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Protoplasm (n.) The viscid and more or less granular material of vegetable and animal cells, possessed of vital properties by which the processes of nutrition, secretion, and growth go forward; the so-called physical basis of life; the original cell substance, cytoplasm, cytoblastema, bioplasm sarcode, etc..

Lern More About Protoplasm

Fovilla :: Fovilla (n.) One of the fine granules contained in the protoplasm of a pollen grain.
Eleidin :: Eleidin (n.) Lifeless matter deposited in the form of minute granules within the protoplasm of living cells.
Perinuclear :: Perinuclear (a.) Of or pertaining to a nucleus; situated around a nucleus; as, the perinuclear protoplasm..
Metazoa :: Metazoa (n. pl.) Those animals in which the protoplasmic mass, constituting the egg, is converted into a multitude of cells, which are metamorphosed into the tissues of the body. A central cavity is commonly developed, and the cells around it are at first arranged in two layers, -- the ectoderm and endoderm. The group comprises nearly all animals except the Protozoa..
Stereopticon :: Stereoplasm (n.) The solid or insoluble portion of the cell protoplasm. See Hygroplasm.
Ectoplasm :: Ectoplasm (n.) The outer hyaline layer of protoplasm in a vegetable cell.
Oospere :: Oospere (n.) An unfertilized, rounded mass of protoplasm, produced in an oogonium..
Plastidule :: Plastidule (n.) One of the small particles or organic molecules of protoplasm.
Plastide :: Plastide (n.) One of the many minute granules found in the protoplasm of vegetable cells. They are divided by their colors into three classes, chloroplastids, chromoplastids, and leucoplastids..
Germogen :: Germogen (n.) A polynuclear mass of protoplasm, not divided into separate cells, from which certain ova are developed..
Plasmogen :: Plasmogen (n.) The important living portion of protoplasm, considered a chemical substance of the highest elaboration. Germ plasm and idioplasm are forms of plasmogen..
Protoplasm :: Protoplasm (n.) The viscid and more or less granular material of vegetable and animal cells, possessed of vital properties by which the processes of nutrition, secretion, and growth go forward; the so-called physical basis of life; the original cell substance, cytoplasm, cytoblastema, bioplasm sarcode, etc..
Karyoplasma :: Karyoplasma (n.) The protoplasmic substance of the nucleus of a cell: nucleoplasm; -- in opposition to kytoplasma, the protoplasm of the cell..
Nucleus :: Nucleus (n.) A body, usually spheroidal, in a cell or a protozoan, distinguished from the surrounding protoplasm by a difference in refrangibility and in behavior towards chemical reagents. It is more or less protoplasmic, and consists of a clear fluid (achromatin) through which extends a network of fibers (chromatin) in which may be suspended a second rounded body, the nucleolus (see Nucleoplasm). See Cell division, under Division..
Ectoplasm :: Ectoplasm (n.) The outer transparent layer of protoplasm in a developing ovum.
Corpuscle :: Corpuscle (n.) A protoplasmic animal cell; esp., such as float free, like blood, lymph, and pus corpuscles; or such as are imbedded in an intercellular matrix, like connective tissue and cartilage corpuscles. See Blood..
"aleurone :: Aleurone (n.) An albuminoid substance which occurs in minute grains (protein granules) in maturing seeds and tubers; -- supposed to be a modification of protoplasm..
Deutoplasm :: Deutoplasm (n.) The lifeless food matter in the cytoplasm of an ovum or a cell, as distinguished from the active or true protoplasm; yolk substance; yolk..
Cyclosis :: Cyclosis (n.) The circulation or movement of protoplasmic granules within a living vegetable cell.
Karyostenosis :: Karyostenosis (n.) Direct cell division (in which there is first a simple division of the nucleus, without any changes in its structure, followed by division of the protoplasm of the karyostenotic mode of nuclear division..
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