| nucleus definitions |
| # | Definition | Sets |
| 1 | a part of the cell containing dna and rna and responsible for growth and reproduction | 249 sets |
| 2 | control center of the cell | 85 sets |
| 3 | the positively charged dense center of an atom | 69 sets |
| 4 | the center of an atom | 60 sets |
| 5 | the center of the atom which contains the protons and neutrons; in cells, structure that contains the cell's genetic material (dna) and controls the cell's activities | 49 sets |
| 6 | control center | 45 sets |
| 7 | the control center of the cell | 39 sets |
| 8 | center of an atom | 35 sets |
| 9 | control center of a cell | 35 sets |
| 10 | the organelle that contains the dna and controls the processes of the cell | 33 sets |
| 11 | in physical science, an atom's central region, which is made up of protons and neutrons | 25 sets |
| 12 | center of an atom made up of protons and neutrons | 23 sets |
| 13 | contains dna | 23 sets |
| 14 | center of the atom | 21 sets |
| 15 | the center of the atom | 21 sets |
| 16 | control center of cell | 18 sets |
| 17 | (1) an atom's central core, containing protons and neutrons. (2) the chromosome-containing organelle of a eukaryotic cell. (3) a cluster of neurons. | 17 sets |
| 18 | center, or core, of an atom | 17 sets |
| 19 | organelle that controls all the activities of a cell and contains hereditary material made of proteins and dna | 16 sets |
| 20 | brain of the cell | 16 sets |
| 21 | a dense area in a cell that contains nucleic acids | 16 sets |
| 22 | the brain of the cell | 15 sets |
| 23 | controls cell activities | 14 sets |
| 24 | is like the skull, it holds the brain and all the information that tells the cell what should and shouldn't be made. | 14 sets |
| 25 | the central core of an atom containing protons and usually neutrons | 13 sets |
| 26 | the central core of an atom | 12 sets |
| 27 | the center of the atom which contains the protons and neutrons | 12 sets |
| 28 | contains the dna and controls all of the cell's acitivities | 12 sets |
| 29 | the tiny, dense central portion of an atom, composed of protons and neutrons | 12 sets |
| 30 | directs all cell activities | 11 sets |
| 31 | the center of an atom. | 11 sets |
| 32 | the central portion of the atom | 11 sets |
| 33 | the control center of a cell | 11 sets |
| 34 | controls the cell | 11 sets |
| 35 | the central part of an atom | 11 sets |
| 36 | chromosomes are found here | 11 sets |
| 37 | a cell structure that contains nucleic acids, the chemical instructions that direct all the cell's activities | 10 sets |
| 38 | stores information in its dna | 10 sets |
| 39 | control center of the cell; contains dna | 10 sets |
| 40 | the control center of a cell that directs the cell's activities; contains the chemical instructions that direct all the cell's activities and determine the cell's characteristics | 9 sets |