what are all the parts of a prokaryotic cell?
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All prokaryotes have chromosomal DNA localized in a nucleoid, ribosomes, a cell membrane, and a cell wall. The other structures shown are present in some, but not all, bacteria.
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Cells fall into one of two broad categories: prokaryotic and eukaryotic. The predominantly single-celled organisms of the domains Bacteria and Archaea are classified as prokaryotes (pro– = before; –karyon– = nucleus). Animal cells, plant cells, fungi, and protists are eukaryotes (eu– = true).
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Prokaryotic cells are divided into the domains Bacteria and Archaea. Eukaryotic cells make up the more familiar Domain Eukarya.
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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 polysaccharide. Prokaryotes often have appendages (protrusions) on their surface.
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"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.
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Prokaryotic cells are surrounded by a plasma membrane and have DNA, cytoplasm, and ribosomes, like eukaryotic cells. They also have cell walls and may have a cell capsule. Prokaryotes have a single large chromosome that is not surrounded by a nuclear membrane.
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['Prokaryotic cells. are cells that do NOT have membrane bound structures and do NOT enclose their DNA in a nucleus.', 'Eukaryotic cells. ... ', 'Nucleus. ... ', 'Prokaryotes (bacteria) ... ', 'Prokaryotes (bacteria)', 'Eukaryotes. ... ', 'Eukaryotes.', 'Organelles.']
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Terms in this set (8) Prokaryotic cells are simpler while eukaryotic cells are more complex. In other words, prokaryotic cells don't have a lot to them, and eukaryotic cells have lots of different parts with different functions. ... They both have DNA, cytoplasm, ribosomes, and a cell membrane.
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Although they are tiny, prokaryotic cells can be distinguished by their shapes. The most common shapes are helices, spheres, and rods (see Figure below). Prokaryotic Cell Shapes. The three most common prokaryotic cell shapes are shown here.
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What do Eukaryotic and Prokaryotic cells have in common? They both have DNA, they're both cells, both have ribosomes, and both have a cell membrane.
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Prokaryotic cells do not have a nucleus; rather, they have a membraneless nucleoid region (open part of the cell) that holds free-floating DNA, according to Washington University. The entire DNA in a cell can be found in individual pieces known as chromosomes.
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Cell Structures : Example Question #7 Explanation: Prokaryotic cells differ from eukaryotic cells in that they lack any membrane-bound organelles, including a nucleus. Instead, prokaryotic cells simply have an outer plasma membrane, DNA nucleoid structure, and ribosomes.
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Prokaryotes and Eukaryotes. Prokaryotic cells have a small, simple structure compared to eukaryotic cells. ... Prokaryotic cells have only: prokaryotic flagella, pili, capsule, cell wall, plasma membrane, ribosomes, and nucleoid region with DNA.
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What are the three basic shapes of prokaryotic cells? Spherical cocci, rod-shaped bacilli, and spirals.
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Prokaryotes are organisms made up of cells that lack a cell nucleus or any membrane-encased organelles. This means the genetic material DNA in prokaryotes is not bound within a nucleus. ... Cell wall: the membrane surrounding and protecting the cell. Cytoplasm: all of the material inside a cell except the nucleus.
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Components of Prokaryotic Cells a plasma membrane: an outer covering that separates the cell's interior from its surrounding environment. cytoplasm: a jelly-like cytosol within the cell in which other cellular components are found. DNA: the genetic material of the cell. ribosomes: where protein synthesis occurs.
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In contrast to prokaryotic cells, eukaryotic cells are highly organized. Bacteria and archaea are prokaryotes, while all other living organisms — protists, plants, animals and fungi — are eukaryotes.