what is organelles
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- Definition of organelle. : a specialized cellular part (such as a mitochondrion, chloroplast, or nucleus) that has a specific function and is considered analogous to an organ.
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- In cell biology, an organelle /ɔrɡəˈnɛl/ is a specialized subunit within a cell that has a specific function.Individual organelles are usually separately enclosed within their own lipid bilayers.The name organelle comes from the idea that these structures are to cells what an organ is to the body (hence the name organelle, the suffix-elle being a diminutive).evertheless, the use of organelle to refer to non-membrane bound structures such as ribosomes is common. This has led some texts to delineate between membrane-bound and non-membrane bound organelles.
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Cell (biology) Organelles are parts of the cell which are adapted and/or specialized for carrying out one or more vital functions, analogous to the organs of the human body (such as the heart, lung, and kidney, with each organ performing a different function). Cell walls may or may not be present. 2  The eukaryotic DNA is organized in one or more linear molecules, called chromosomes, which are associated with histone proteins. 3  All chromosomal DNA is stored in the cell nucleus, separated from the cytoplasm by a membrane.
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Organelle Individual organelles are usually separately enclosed within their own lipid bilayers. The name organelle comes from the idea that these structures are to cells what an organ is to the body (hence the name organelle, the suffix-elle being a diminutive).evertheless, the use of organelle to refer to non-membrane bound structures such as ribosomes is common. This has led some texts to delineate between membrane-bound and non-membrane bound organelles.
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Cell Organelles Nucleus. The nucleus is one of the most important organelles in a cell. It is often the largest organelle in animal cells, but this is not always the case. Nuclei contain the genetic material called DNA that is responsible for controlling and directing all cell activities.ome organelles are responsible for gathering cell energy, others for controlling cell activities. Plant cells have different organelles than animal cells but also share many also. They all have a large variety of sizes and functions and make life as we know if possible.
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Biology - Organelles Singular : mitochondrion. Spherical or rod-shaped organelles found within the cytoplasm of eukaryotic cells, and are referred to as the powerhouse of the cell since they act as the site for the production of high energy compounds (e.g. ATP) which are vita; energy source for several cellular processes.
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Cell Organelles All eukaryotic cells have within them a variety of different structures called organelles. Organelles are small and function much like organs function in a large organism. Some organelles are responsible for gathering cell energy, others for controlling cell activities.lthough some animal cells have this organelle, most of them are small. However, in plant cells, vacuoles are often very large and often take up much of the space in the cell. They hold water, food, or waste for the cells.
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cell organelle - a specialized part of a cell; analogous to an organ; the first organelle to be identified was the nucleus cell organ, cell organelle cell - (biology) the basic structural and functional unit of all organisms; they may exist as independent units of life (as in monads) or may form colonies or tissues as in higher plants and animals
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Diagnosing Hip Pain The right imaging and analysis is vital to determining a proper hip pain treatment.. The right hip pain diagnosis is essential to obtaining the right care. Specialization and unmatched experience are the hallmarks of the Center for Hip Preservation’s medical staff.
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- In cell biology, an organelle /ɔrɡəˈnɛl/ is a specialized subunit within a cell that has a specific function. Individual organelles are usually separately enclosed within their own lipid bilayers. The name organelle comes from the idea that these structures are to cells what an organ is to the body (hence the name organelle, the suffix-elle being a diminutive).
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What Is an Organelle in a Cell? Jupiterimages/Photos.com/Getty Images. An organelle is any part of a cell having a specialized function. Organelles are located within the cytoplasm, or the area between the cell wall and the nucleus.Organelles maintain the integral activities within the cell.upiterimages/Photos.com/Getty Images. An organelle is any part of a cell having a specialized function. Organelles are located within the cytoplasm, or the area between the cell wall and the nucleus.
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What is the difference between a cell and an organelle? In cell biology, an organelle /ɔrɡəˈnɛl/ is a specialized subunit within a cell that has a specific function.Individual organelles are usually separately enclosed within their own lipid bilayers.n cell biology, an organelle /ɔrɡəˈnɛl/ is a specialized subunit within a cell that has a specific function.
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6 Cell Organelles The “powerhouses” of the cell, mitochondria are oval-shaped organelles found in most eukaryotic cells. As the site of cellular respiration, mitochondria serve to transform molecules such as glucose into an energy molecule known as ATP (adenosine triphosphate).
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Organelle Cell organelle. Definition. noun, plural: cell organelles. A membrane-bound compartment or structure in a cell that performs a special function. Supplement. A eukaryotic cell contains many organelles, for example, the nucleus, endoplasmic reticulum, golgi apparatus, mitochondria, and chloroplast (plastid).
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Organelles Definition And Function Vesicles store and move materials between organelles as well as to and from the outside of the cell. (mainly animal cells) lysosomes are small organelles filled with enzymes that break down lipids, sugars, and proteins into smaller molecules that can be used by the rest of the cell. Lysosomes also help break down organelles that are no longer useful.
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Plant Cell Organelles Mitochondria. Mitochondria (singular mitochondrion) are large, spherical or rod-shaped organelles present in the cytoplasm of the plant cell. They break down the complex carbohydrates and sugars into usable forms for the plant.
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Organelles in Cells: Definition & Functions Organelles and Their Functions. The nucleus is arguably the most important organelle in the cell. It is the control center, telling all of the other organelles what to do and when to do it. The nucleus also contains all of the cell's genetic material, or its DNA.
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- Organelles are the living bodies inside the cells. These are mainly the characteristics of a eukaryotic cell. These show the division of labour at cellular level and carry out all the activities inside a cell. The physiology of a cell can be attributed to the collective functions of these organelles. Each organelle has it's specific function(s). Besides these, the microtubules and microfilaments are also present which provide support to the cell and may be involved in motility.
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Organelles in Cells: Definition & Functions Outside of the nucleus but within the cell membrane is a gel-like substance called cytoplasm (also called cytosol). It is made mostly of water and dissolved salts. It bathes the organelles and keeps them healthy. It is also the medium through which materials move about the cell.
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organelle The definition of an organelle is a structure in a cell with a specific function. An example of an organelle is a centriole. organelle. organelle. A differentiated structure within a cell, such as a mitochondrion, vacuole, or chloroplast, that performs a specific function.
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Organelle In cell biology, an organelle is a specialized subunit within a cell that has a specific function, and is usually separately enclosed within its own lipid membrane. In cell biology, an organelle is one of several structures with specialized ...
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Why Do Penguins Live in Antarctica? Quick Answer. Penguins live in Antarctica because they are especially adapted to the cold through their unique feathers, small feet and circulatory system. For instance, one of the species that lives in Antarctica, the emperor penguin, has an especially small bill and feet that help it to conserve heat. Continue Reading.
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Learn About Organelles 1 Nucleus-a membrane bound structure that contains the cell's hereditary (DNA) information and controls the cell's growth and reproduction. 2  It is commonly the most prominent organelle in the cell. 3  Mitochondria-as the cell's power producers, mitochondria convert energy into forms that are usable by the cell.
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CELL ORGANELLES Mitochondria are membrane-enclosed organelles distributed through the cytosol of most eukaryotic cells Their main function is the conversion of the potential energy of food molecules into ATP They also sense stress signals within the cell to initiate the process of APOPTOSIS Every type of cell has a different amount of mitochondria..
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- The nucleus is one of the most important organelles in a cell. It is often the largest organelle in animal cells, but this is not always the case. Nuclei contain the genetic material called DNA that is responsible for controlling and directing all cell activities.he Cytoplasm is the gel-like substance that fills the cell outside the nucleus. All of the cell's organelles are held and located within the cytoplasm. There are many different chemicals, nucleic acids, and other substances that the cell needs can be found there also.
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Organelle In cell biology, an organelle is a part of a cell that does a specific job. Organelles typically have their own plasma membrane round them. Most of the cell's organelles are in the cytoplasm. The name organelle comes from the idea that these structures are to cells what an organ is to the body. There are many types of organelles in eukaryotic cells. Prokaryotes were once thought not to have organelles, but some examples have now been found. They are not organised like eukaryote organelles, and are not bounded by plasma membranes.