1) Karyoplasm 2) Living substance 3) Protoplasm 1) Karyoplasm 
Similar to the cytoplasm of a cell, the nucleus contains ```nucleoplasm (nucleus sap) or karyoplasm`. The nucleoplasm is one of the types of protoplasm, and it is enveloped by the nuclear membrane or nuclear envelope. The nucleoplasm is a highly viscous liquid that surrounds the chromosomes and nucleoli. Many substances such as nucleotides (ne...
• (n.) The matter composing the nucleus of a cell; the protoplasm of the nucleus; karyoplasma. • (n.) The matter composing the nucleus of a cell; the protoplasm of the nucleus; karyoplasma.
(from the article `nucleus`) ...bodies often seen within the nucleus; they play an important part in the synthesis of ribonucleic acid (RNA) and protein. The gellike matrix in ...
This is the fluid medium of the cell nucleus. It contains the nucleoli and the chromosomes. [Compare cytoplasm and interstitial fluid.]
<cell biology> By analogy with cytoplasm, that part of the nuclear contents other than the nucleolus. ... (18 Nov 1997) ... 
(noo´kle-o-plaz″әm) the protoplasm of the nucleus of a cell.
By analogy with cytoplasm, that part of the nuclear contents other than the nucleolus.
Nu'cle·o·plasm noun [ Nucleus + -plasm .] (Biol.) The matter composing the nucleus of a cell; the protoplasm of the nucleus; karyoplasma. 
Type: Term Pronunciation: nū′klē-ō-plazm′ Synonyms: karyolymph
(noo;kle-uo-plaz;em) The protoplasmic contents of the nucleus of a cell.
[n] - the protoplasm that constitutes the nucleus of a cell
karyoplasm noun the protoplasm that constitutes the nucleus of a cell
the protoplasm of the nucleus of a cell. Also called