Difference between prokaryotes and eukaryotes
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This document summarizes the key differences between prokaryotic and eukaryotic cells. Prokaryotic cells lack a membrane-bound nucleus and organelles, have circular DNA or plasmids instead of chromosomes, are generally unicellular, and are smaller than eukaryotic cells. Eukaryotic cells have a membrane-bound nucleus and organelles, multiple linear chromosomes, can be uni- or multicellular, and are larger than prokaryotic cells. The document provides examples of organisms for each cell type and describes differences in cell structures.
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Prokaryotes are single-celled organisms that lack membrane-bound organelles. They have their DNA and other cellular components floating freely in the cytoplasm. They reproduce through binary fission. Eukaryotes are organisms with cells that contain membrane-bound organelles and a nucleus that holds their DNA. All eukaryotic cells share certain structures like the nucleus, plasma membrane, ribosomes, and cytoplasm. They also tend to have additional organelles not found in prokaryotes.
Presentation2
Prokaryotic and eukaryotic cells differ in several key ways. Prokaryotes lack a nucleus and other membrane-bound organelles, while eukaryotes have complex internal membranes and organelles. It is believed that eukaryotes evolved from prokaryotes through endosymbiosis and membrane infolding. While both share some similarities like DNA, RNA, ribosomes and cell membranes, eukaryotes have additional structures like the nucleus, mitochondria, Golgi apparatus and cytoskeleton not found in prokaryotes. The differences in cell structure, DNA organization and replication, and reproduction processes distinguish prokaryotes from eukaryotes.
Cell (1).pptx
There are two main types of cells: prokaryotic and eukaryotic. Prokaryotic cells lack a nucleus and other membrane-bound organelles, while eukaryotic cells have a nucleus enclosed in a membrane and other membrane-bound structures. The human body contains over 200 different types of specialized cells including muscle cells, blood cells, and stem cells.
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interaction of T cells and cytokines of T cell
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Cells of immune system
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Vital component of defense system having integral role not only in the innate immunity but also adaptive immunity.
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. Cilia and flagella are the most prominent organelles associated with motility.
2. both are whip like and beat to move the microorganism
they differ from one another in two ways.
cilia and flagella are very similar in ultrastructure.
3. First, cilia are typically only 5 to 20 m in length, whereas flagella are 100 to 200 m long.
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4. Second, their patterns of movement are usually distinctive.
5. Flagella move in an undulating fashion and generate planar or helical waves originating at either the base or the tip.
6. If the wave moves from base to tip, the cell is pushed along; a beat traveling from the tip toward the base pulls the cell through the water.
Types of restriction enzymes
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difference between Transcription in eukaryotes and prokaryotes
In prokaryotes the transcription is simple while in eukaryotes the transcription is complicated or complex.
Occurrences
Prokaryotic transcription occurs in cytoplasm.
Eukaryotic transcription occurs in nucleus.
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in this topic we will discuss the following contents
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Difference between prokaryotes and eukaryotes
- 1. Muhammad kamil khan Kame biology
- 3. Prokaryotic cell: Those cells that do not have a true nucleus Eukaryotic cell: Those cells that have a true or well developed nucleus Definition
- 4. Eukaryotic cell: Those organisms which are made up of eukaryotic cells are called eukaryotes Prokaryotic cell: Those organisms which are made up of prokaryotic cells are called prokaryotes Organisms
- 5. Eukaryotic cell: They have membrane bounded nucleus and more then one chromosomes Prokaryotic cell: They don’t have membrane bounded and true nucleus and true chromosomes i.e they have plasmid which is circular DNA or chromosomes Nucleus and chromosomes
- 6. Eukaryotic cell: They are multicellular i.e human, plant or some time unicellular i.e protozoa, paramecium Prokaryotic cell: They are unicellular i.e bacteria or some time multicellular i.e cyanobacteria Cells types
- 7. Prokaryotic cell: They don’t have membrane bounded or cytoplasmic organelles i.e Lysosomes, peroxisomes, golgi apparatus chloroplasts, ER, mitochondria, etc Eukaryotic cell: They have membrane bounded or cytoplasmic organelles Cytoplasmic organelles
- 8. Eukaryotic cell: Having cell membrane and cell wall ( plants and fungi ) Prokaryotic cell: They have also cell membrane and complex cell wall excepts mycoplasma Cell membrane and cell wall
- 9. Eukaryotic cell: Larger i.e 80s Prokaryotic cell: Smaller i.e 70s Ribosomes
- 10. Eukaryotic cell: 10-100um Prokaryotic cell: 1-10um Cell size
- 11. Eukaryotic cell: Microscopic in size; membrane bound; usually arranged as nine doublets surrounding two singlet's Prokaryotic cell: Submicroscopic in size, composed of only one fiber Flagella
- 12. Eukaryotic cell: Animals and Plants Prokaryotic cell: Bacteria and Archaea Example