the site of protein synthesis in a cell is the ______________
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Protein Synthesis Summary The process is initiated in the cell’s nucleus, where specific enzymes unwind the needed section of DNA, which makes the DNA in this region accessible and a RNA copy can be made. This RNA molecule then moves from the nucleus to the cell cytoplasm, where the actual the process of protein synthesis take place.
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Protein synthesis In brief, protein synthesis begins in the nucleus, where the protein-coding instructions from the genes are transmitted indirectly through messenger ribonucleic acid (mRNA), a transient intermediary molecule similar to a single strand of DNA.his mRNA is moved from the nucleus to the cellular cytoplasm, where it serves as the template for protein synthesis. The cells protein-synthesizing machinery (ribosomes) then translates the codons into a string of amino acids that will eventually constitute the protein molecule.
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- The process of translation. Translation takes place on the ribosomes in the cytoplasm, or found on the rough Endoplasmic Reticulum (ER): 1  the ribosomes are the sites of protein synthesis. 2  the mRNA strand attaches to a ribosome. 3  tRNA molecules [molecules: a collection of two or more atoms held together by chemical bonds.
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Descriptions Proteins needed inside the nucleus are transported in through the nuclear pores. The nucleolus is usually visible as a dark spot in the nucleus, and is the location of ribosome formation. Ribosomes are where RNA is translated into protein. This process is called protein synthesis. Protein synthesis is very important to cells, therefore large numbers of ribosomes are found in cells. Ribosomes float freely in the cytoplasm, and are also bound to the endoplasmic reticulum (ER).
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- How does dna take part in protein synthesis?   When protein synthesis must take place, the code to make the protein is on the DNA in the nucleus but the protein is made at a ribosomal site in the cytoplasm.
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- The synthesis of cellular proteins takes place in the joining together of several amino acids to. form a linear polypeptide chain of variable length. There are 20 different amino acids which are. commonly found in protenis (hence called protein amino acids) and which take part in their synthesis.
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AP Bio --> A Tour of the Cell The nucleus directs protein synthesis by synthesizing mRNA and sending it to the cytoplasm via the nuclear pores. The mRNA is made according to instructions provided by the DNA, Once and mRNA molecule reaches the cytoplasm, ribosomes translate its genetic message into the primary structure of a specific polypeptide.
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Proteins Protein Synthesis. Proteins are synthesized in the body through a process called translation. Translation occurs in the cytoplasm and involves the translation of genetic codes, assembled during DNA transcription, into proteins.
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Molecular Biology: Translation Ribosomes are composed of two subunits, one small and one large. Four binding sites are located on the ribosome, one for mRNA and three for tRNA. The three tRNA sites are labeled P, A, and E. The P site, called the peptidyl site, binds to the tRNA holding the growing polypeptide chain of amino acids.
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Organelles Ribosomes. 1  Ribosomes are the site for protein synthesis of the cell. 2  It is composed of two subunits, a small subunit and a large subunit. 3  The ribosomes subunits acts as an assembly line where the RNA from the nucleus is used to synthesize proteins from amino acids.
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What Does the Cytoplasm Do in an Animal Cell? Where in the cell does protein synthesis take place? In a eukaryotic cell, the final stage of protein synthesis takes place in the cytoplasm after the initial stage, which happens in the nucleus. In a prokaryotic cell, there is no need for the second stage of the process. Full Answer >.
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Where Does Protein Synthesis Take Place But if needed to answer it as is it is formulated – the protein synthesis takes place in the cytoplasm. However, you should note that there is small difference between prokaryotes and eukaryotes in terms of actual protein synthesis localization in the cell. As you know the machinery responsible for the protein synthesis is the ribosome.
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Ribosomes, Transcription, and Translation The DNA appears as swirls in the center of the cell, and the ribosomes appear as dark particles at the cell periphery.Courtesy of Dr. Abraham Minsky (2014). All rights reserved. Ribosomes are the sites in a cell in which protein synthesis takes place. Cells have many ribosomes, and the exact number depends on how active a particular cell is in synthesizing proteins. For example, rapidly growing cells usually have a large number of ribosomes (Figure 5).
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- Definition. noun. The process by which protein synthesis is closely coupled with the translocation of the growing protein to the destination within the cell, such as rough endoplasmic reticulum (rER) and plasma membranes.
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Protein Synthesis Converting Shop Drawings to Cell Structure and Function. Protein synthesis takes place on a complex structure, the ribosome, composed of many protein molecules and a specialized set of three different RNA molecules.or example, the ribosome, the site of protein synthesis, is a composite molecule that is actively involved in the construction of not just other proteins, but of the proteins that make up new ribosomes. The protein synthesis machinery has built into it the ability to make more protein synthesis machinery.
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List of All Pages Ribosomes- A cell organelle constructed in the nucleolus and functioning as the site of protein synthesis in the cytoplasm; consists of RNA and protein molecules, which make up two subunits. Synthesizes proteins in the Rough Endoplasmic Reticulum. (Could also be put in the communication category)
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- Each type of protein is usually sent to a particular part of the cell. An important part of cell biology is the investigation of molecular mechanisms by which proteins are moved to different places inside cells or secreted from cells. Most proteins are synthesized by ribosomes in the rough endoplasmic reticulum (RER).
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What Are the Roles of DNA and RNA in Protein Synthesis? The synthesis of proteins starts with transcribing the instructions in DNA into mRNA. The mRNA is then carried out of the cell's nucleus into the cytoplasm, specifically into structures called ribosomes. The ribosomes, which contain rRNA, are organelles where protein production occurs. The tRNA transports the amino acids to the ribosomes.
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- As noted earlier, synthesis of most secretory proteins begins on free ribosomes in the cytosol. The presence of a 16- to 30-residue ER signal sequence directs the ribosome to the ER membrane and initiates transport of the growing poly-peptide across the ER membrane.
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What Are the Roles of DNA and RNA in Protein Synthesis? The building blocks of proteins are called amino acids. The synthesis of proteins starts with transcribing the instructions in DNA into mRNA. The mRNA is then carried out of the cell's nucleus into the cytoplasm, specifically into structures called ribosomes. The ribosomes, which contain rRNA, are organelles where protein production occurs.
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- The first step of protein synthesis is called Transcription. It occurs in the nucleus. During transcription, mRNA transcribes (copies) DNA. DNA is “unzipped” and the mRNA strand copies a strand of DNA. Once it does this, mRNA leaves the nucleus and goes into the cytoplasm. mRNA will then attach itself to a ribosome.
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- The Ribosome. The synthesis of proteins is catalyzed by the ribosome. The ribosome is made up of a large and small subunit, and is a large enzyme comprised mostly of ribosomal RNA (rRNA) , with proteins interspersed like islands in a sea of RNA. Besides the rRNA, the ribosome contains binding sites for tRNA and mRNA.
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Transcription, Translation, and Protein Synthesis Protein Synthesis occurs in the cytoplasm of the cell. Where does protein synthesis occur? The amino acids are brought to the ribosome one by one, as the mRNA codon sequence is translated.
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Protein synthesis Protein synthesis is the process during which the chemical instructions on genes are used by a living cell to make proteins. It is a highly complex procedure that involves a great number of chemical reactions, both inside and outside the nucleus, which are catalyzed by a host of enzymes and cofactors.his mRNA is moved from the nucleus to the cellular cytoplasm, where it serves as the template for protein synthesis. The cells protein-synthesizing machinery (ribosomes) then translates the codons into a string of amino acids that will eventually constitute the protein molecule.
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What Organelle Is the Site of Protein Synthesis? There are four organelles found in eukaryotic cells that aid in the synthesis of proteins. These organelles include the nucleus, the ribosomes, the rough endoplasmic reticulum and the Golgi apparatus. All of these organelles help produce and process proteins, but only the ribosomes actually piece together amino acids into proteins.
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Protein Synthesis Once the mRNA has been synthesized, and perhaps modified, the next step of protein synthesis, translation, takes place. For this stage, additional forms of RNA are needed. Transfer RNA (tRNA) plays the role of carrying an amino acid to the synthesis site at the ribosome. tRNA molecules are relatively small, with around seventy-five nucleotides in a single strand.