Nucleus Student Hub

nucleus  The cell nucleus is nonrandomly organized and lacks defining internal membranes As such, prominent domains composed of DNA, RNA, and protein complexes within A nucleus is often called the brain, or control center, of a eukaryotic cell

Nucleus definition: a central part about which other parts are grouped or gathered; core See examples of NUCLEUS used in a sentence  The nucleus stores chromatin in a gel-like substance called the nucleoplasm The nucleolus is a condensed region of chromatin where ribosome

But in science, the nucleus can refer to the center of many different things In chemistry, the nucleus is the central core of an atom It's the The nucleus houses chromosomes containing DNA DNA holds heredity information and instructions for cell growth, development, and reproduction