nucleusとは何ですか?
nucleusとは何ですか?
- Biology A large, membrane-bound, usually spherical protoplasmic structure within a living cell, containing the cell's hereditary material and controlling its metabolism, growth, and reproduction.
- Physics The positively charged central region of an atom, composed of protons and neutrons and containing almost all of the mass of the atom.
- Meteorology A particle on which water vapor molecules accumulate in free air to form a droplet or ice crystal.