atomic nucleus   3 videos

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  Nucleus

  Biology Parts of a Cell

  The structure of nucleus.

  nucleus nuclear envelope chromatin nucleolus
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  Atomic Structure

  Biology Chemical Basis of Life

  The structure of the atom.

  atom structure proton neutron electron bohr
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  Eukaryotic Cells

  Biology Parts of a Cell

  The description of eukaryotic cells.

  eukaryotic cells organelle nucleus mitochondria ribosome histone bound chromosome