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Prokaryotic Cell
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Prokaryotic Cell
A prokaryotic cell is a type of cell that lacks a distinct membrane-bound nucleus and other membrane-bound organelles found in eukaryotic cells. Prokaryotic cells are typically smaller and simpler in structure compared to eukaryotic cells. The two primary groups of prokaryotic organisms are bacteria and archaea.
Key characteristics of prokaryotic cells include:
1. Lack of Nucleus: Prokaryotic cells do not have a true nucleus that encloses their genetic material. Instead, their DNA is typically found in a region of the cell called the nucleoid, which is not separated from the rest of the cell by a nuclear membrane.
2. No Membrane-Bound Organelles: Unlike eukaryotic cells, prokaryotic cells lack membrane-bound organelles such as mitochondria, endoplasmic reticulum, Golgi apparatus, and lysosomes. Instead, they have simpler structures like ribosomes, which are involved in protein synthesis.
3. Simple Structure: Prokaryotic cells have a relatively simple structure with a cell membrane (plasma membrane) that encloses the cell, a cell wall (in many cases) that provides structural support and protection, and a cytoplasm where metabolic processes occur.
4. Circular DNA: The genetic material in prokaryotic cells consists of a single, circular DNA molecule. This DNA contains the instructions for the cell's functions and is located in the nucleoid region.
5. Binary Fission: Prokaryotic cells reproduce primarily through a process called binary fission, in which one cell divides into two genetically identical daughter cells. This is a relatively rapid form of reproduction.
6. Smaller Size: Prokaryotic cells are generally smaller than eukaryotic cells, both in terms of overall cell size and the size of their genetic material.
Prokaryotic cells are incredibly diverse and can thrive in a wide range of environments, from extreme heat and acidity to deep ocean trenches. They are essential to many ecological processes, including nutrient cycling, and play significant roles in various industries, including biotechnology and agriculture.
At Manocha Academy, learning Science and Math is Easy! The school coursework is explained with simple examples that you experience every day! Yes, Science & Math is all around you! Let's learn every day from everyday life!
A prokaryotic cell is a type of cell that lacks a distinct membrane-bound nucleus and other membrane-bound organelles found in eukaryotic cells. Prokaryotic cells are typically smaller and simpler in structure compared to eukaryotic cells. The two primary groups of prokaryotic organisms are bacteria and archaea.
Key characteristics of prokaryotic cells include:
1. Lack of Nucleus: Prokaryotic cells do not have a true nucleus that encloses their genetic material. Instead, their DNA is typically found in a region of the cell called the nucleoid, which is not separated from the rest of the cell by a nuclear membrane.
2. No Membrane-Bound Organelles: Unlike eukaryotic cells, prokaryotic cells lack membrane-bound organelles such as mitochondria, endoplasmic reticulum, Golgi apparatus, and lysosomes. Instead, they have simpler structures like ribosomes, which are involved in protein synthesis.
3. Simple Structure: Prokaryotic cells have a relatively simple structure with a cell membrane (plasma membrane) that encloses the cell, a cell wall (in many cases) that provides structural support and protection, and a cytoplasm where metabolic processes occur.
4. Circular DNA: The genetic material in prokaryotic cells consists of a single, circular DNA molecule. This DNA contains the instructions for the cell's functions and is located in the nucleoid region.
5. Binary Fission: Prokaryotic cells reproduce primarily through a process called binary fission, in which one cell divides into two genetically identical daughter cells. This is a relatively rapid form of reproduction.
6. Smaller Size: Prokaryotic cells are generally smaller than eukaryotic cells, both in terms of overall cell size and the size of their genetic material.
Prokaryotic cells are incredibly diverse and can thrive in a wide range of environments, from extreme heat and acidity to deep ocean trenches. They are essential to many ecological processes, including nutrient cycling, and play significant roles in various industries, including biotechnology and agriculture.
At Manocha Academy, learning Science and Math is Easy! The school coursework is explained with simple examples that you experience every day! Yes, Science & Math is all around you! Let's learn every day from everyday life!
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