The Nucleus
Next Generation: MS.LS1.2 MS.LS1.2

The Nucleus

Author: Aaron Mullally

This lesson will describe the structure and function of the nucleus of a cell.

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The Nucleus Overview

Source: Cell image, Public Domain: http://bit.ly/4pOsAN; Human cell nucleus image, Public Domain: http://bit.ly/9DEbvX; Chromatin Structures Image, Creative Commons: http://bit.ly/SWXDuB

  • Nucleus

    ​A cell organelle found in eukaryotic cells that houses the DNA and controls activity within the cell.

  • DNA

    ​DNA stores an organism’s genetic information.

  • Nuclear Envelope

    A double membrane that surrounds the nucleus.

  • Nucleolus

    A structure found within the nucleus that produces subunits of ribosomes.

  • Chromatin

    ​A form of uncondensed DNA found within the nucleus of the cell.

  • Chromosomes

    A condensed form of DNA that occurs when the cell is dividing.