Answer: nucleus

AnswerCrossword Clue
NUCLEUSCore
NUCLEUSKernel
NUCLEUSCentral part
NUCLEUSChromosome home
nucleuscellular organelle of eukaryotes that is essential to cell functions (as reproduction and protein synthesis), is composed of nucleoplasm and a nucleoprotein-rich network from which chromosomes and nucleoli arise, and is enclosed in a definite membrane see cell illustration
nucleuscharacteristic and stable complex of atoms or groups in a molecule
nucleusan essential part of a cell
nucleusthe small bright body in the head of a comet
nucleuscentral point, group, or mass about which gathering, concentration, or accretion takes place as
nucleusmass of gray matter or group of cell bodies of neurons in the central nervous system
nucleusbasic or essential part core players who are the nucleus of the team