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  1. Prokaryote structure (article) | Khan Academy

    Prokaryotic cells are much smaller than eukaryotic cells, have no nucleus, and lack organelles. All prokaryotic cells are encased by a cell wall. Many also have a capsule or slime layer made of …

  2. Prokaryotic cells (article) | Khan Academy

    However, there's increasing evidence that some groups of prokaryotic cells can organize to form structures that resemble multicellular organisms. Whether this counts as "real" multicellularity is a …

  3. Prokaryotic and eukaryotic cells (article) | Khan Academy

    Learn about the similarities and differences between prokaryotic and eukaryotic cells.

  4. Prokaryotes and eukaryotes review (article) | Khan Academy

    "In general, prokaryotes are single-celled organisms. However, there's increasing evidence that some groups of prokaryotic cells can organize to form structures that resemble multicellular organisms. …

  5. Structure of a cell | Biology archive | Science | Khan Academy

    Unit 5: Structure of a cell About this unit This unit is part of the Biology archive. Browse videos and articles by topic. For our most up-to-date, mastery-enabled courses, check out High School Biology …

  6. Prokaryotic cells (article) | Khan Academy

    However, there's increasing evidence that some groups of prokaryotic cells can organize to form structures that resemble multicellular organisms. Whether this counts as "real" multicellularity is a …

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  8. Intro to eukaryotic cells (article) | Khan Academy

    In the articles and videos that follow, we’ll take a tour through eukaryotic plant and animal cells, exploring the unique structures they contain and the role that each structure plays in the life of the cell.

  9. Prokaryotic and eukaryotic cells (video) | Khan Academy

    Eukaryotic cells contain membrane-bound organelles (such as the nucleus and mitochondria), while prokaryotic cells do not. DNA in eukaryotic cells is found inside the nucleus, while DNA in prokaryotic …

  10. Plasma membrane and cytoplasm (article) | Khan Academy

    So in a prokaryotic cell, what is the difference in Cytoplasm and Protoplasm, because there are neither membrane bound cell organelles nor a well defined nucleus.