do eukaryotes have a cell wall containing peptides and carbohydrates?
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Section 12.7Eukaryotic Cells Contain Compartments Bounded by Internal Membranes. Thus far we have considered only the plasma membrane of cells. Many bacteria such as E. coli have two membranes separated by a cell wall (made of proteins, peptides, and carbohydrates) lying in between (Figure 12.35).
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Cell Wall Key Points The cell wall is an outer protective membrane in many cells including plants, fungi, algae, and bacteria. Animal cells do not have a cell wall. The main functions of the cell wall are to provide structure, support, and protection for the cell.
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1. Cell membrane is present is all cells while cell wall is only present in plants, bacteria, fungi and algae. 2. Cell wall is made up of cellulose whereas cell membrane is made up of lipids and proteins.
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The cell walls of prokaryotes differ chemically from the eukaryotic cell walls of plant cells, which are primarily made of cellulose. In bacteria, for example, the cell walls are composed of peptidoglycans (sugars and amino acids), according to Washington University.
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bacteria); these cells do have some organelles, but they are not membrane-bound; all prokaryotic cells have a cell wall, its primary component being peptidoglycan; prokaryotic cells are much smaller than eukaryotic cells (about 10 times smaller); their small size allows them to grow faster & multiply more rapidly than ...
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Prokaryotes (domains Archaea and Bacteria) are single-celled organisms lacking a nucleus. They have a single piece of circular DNA in the nucleoid area of the cell. ... Archaean cell walls do not have peptidoglycan, but they may have pseudopeptidoglycan, polysaccharides, glycoproteins, or protein-based cell walls.
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Answer Expert Verified Plant cells have cell walls, and animal cells do not. Plant cells have a large central vacuole and animal cells do not.
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Like a prokaryotic cell, a eukaryotic cell has a plasma membrane, cytoplasm, and ribosomes.
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Animal cells are typical of the eukaryotic cell, enclosed by a plasma membrane and containing a membrane-bound nucleus and organelles. Unlike the eukaryotic cells of plants and fungi, animal cells do not have a cell wall. since eukaryotes have organelles they are much more complex cells than prokaryotes.
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Unlike prokaryotic cells, eukaryotic cells have: 1) a membrane-bound nucleus; 2) numerous membrane-bound organelles such as the endoplasmic reticulum, Golgi apparatus, chloroplasts, mitochondria, and others; and 3) several, rod-shaped chromosomes.
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Plants are multicellular eukaryotes. Their cells contain a nucleus and membrane-bound organelles, including the chloroplasts, where photosynthesis takes place. Plant cells have cell walls made of cellulose, a carbohydrate. Plants are not motile.
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['Cell Wall. It is a rigid layer which is composed of cellulose, glycoproteins, lignin, pectin, and hemicellulose. ... ', 'Cell membrane. It is the semi-permeable membrane that is present within the cell wall. ... ', 'Nucleus. ... ', 'Plastids. ... ', 'Central Vacuole. ... ', 'Golgi Apparatus. ... ', 'Ribosomes. ... ', 'Mitochondria.']
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Cell wall. A cell wall is a structural layer surrounding some types of cells, just outside the cell membrane. ... Cell walls are present in most prokaryotes (except mollicute bacteria), in algae, fungi and eukaryotes including plants but are absent in animals.
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Both plant and animal cells are eukaryotic. Prokaryotes are unicellular organisms, but it is worth noting unicellular eukaryotes also exist (Protozoa). Eukaryotic cells contain membrane-bound organelles (such as the nucleus) while prokaryotic cells do not. Plant cells have a cell wall while animal cells do not.
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The cells of all prokaryotes and eukaryotes possess two basic features: a plasma membrane, also called a cell membrane, and cytoplasm. However, the cells of prokaryotes are simpler than those of eukaryotes. For example, prokaryotic cells lack a nucleus, while eukaryotic cells have a nucleus.
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Prokaryotic cells do not have a nucleus. ... Both prokaryotic and eukaryotic cells have structures in common. All cells have a plasma membrane, ribosomes, cytoplasm, and DNA. The plasma membrane, or cell membrane, is the phospholipid layer that surrounds the cell and protects it from the outside environment.
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Cell walls: virtually all bacteria contain peptidoglycan in their cell walls; however, archaea and eukaryotes lack peptidoglycan. Various types of cell walls exist in the archaea. Therefore, the absence or presence of peptidoglycan is a distinguishing feature between the archaea and bacteria.