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Subcompartments in cells separate biochemical processes into confined spaces. This is critical for the efficient production and processing of cellular macromolecules.

Cajal bodies are
Select Option membrane-boundnon-membrane-bound
Select Option cytoplasmic organellesnuclear organelles
that are involved in the biogenesis of ribonucleoproteins (RNPs) involved in
Select Option splicingpost-translational modifications
,
Select Option telomerecentromere
maintenance on chromosomes, rRNA processing and
Select Option histaminehistone
gene transcription (critical for DNA packaging). Cajal bodies are dynamic and plentiful in proliferating or highly
Select Option metabolicapoptotic
cells. They are assembled on their scaffolding protein,
Select Option cajalincoilin
.
Select Option HypermethylationHyperphosphorylation
of this protein leads to the disassembly of Cajal bodies.
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