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On the GGAGG sequence.
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∙ 16y ago
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Does mRNA have ribosomes?
No. mRNA is a substrate upon which ribosomes act, not a component of ribosomes. Ribosomes are made up of proteins and ribosomal RNA (rRNA).
What hold the ribosomes together in polysomes?
When several ribosomes are attached to one mRNA strip it is called polysome.So, mRNA holds together the ribosomes in a polysome.
What organelle synthesized protein?
Ribosomes.The only organelle that make proteins is ribosomes. DNA is the genetic material that codes mRNA and proteins. mRNA binds to tRNA and enzymes in ribosomes to form peptides from the amino acids.
Describe the 5 steps in protein synthesis?
1. The DNA unzips 2. The mRNA reads the code (codon) of the DNA (Transcription) 3. The mRNA moves out of the nucleus and enters the cytoplasm to attach to the ribosomes 4.tRNA brings amino acids to the ribosomes according to the original DNA 5. The amino acids bind together and are released into the cytoplasm as a protein
In order for protein synthesis to occur mRNA must migrate to the?
In order for translation to occur mRNA must migrate to the ribosomes. When they migrate to the ribosomes the initiation complex is formed.
Why ribosomes make protein?
Ribosomes are protein factory that synthesize proteins from amino acids (no other organelle can do this). Ribosomes structures containing site for protein production. when the mRNA exported to cytoplasm, ribosomes sense it and bind to start protein synthesis.
What is the sequence of events in translation?
1 ribosomes bind to mRNA 2 Amino acid-carrying tRNA molecules bind to mRNA 3 the polypeptide elongates as new amino acids are added 4 a stop codon on the mRNA is reached 5 the polypeptide is released 6 the ribosomes dissociate from the mRNA plato=C
Why are some ribosomes located on rough ER?
mRNA binds to the ribosomes on the rough endoplasmic reticulum in order to form proteins. tRNA collects and binds amino acids according to the arrangement of nitrogenous bases in mRNA bound to the ribosomes on the RER. Without the ribosomes, mRNA wouldn't be able to bind to the RER and the translation stage of protein synthesis wouldn't be able to occur.
Why do you have ribosomes?
Ribosomes are a minute particle that consists of RNA and similar proteins that are located in the cytoplasm of living cells. Their purpose is to bind mRNA and tRNA in order to synthesize polypeptides and proteins.
Does mRNA have ribosomes?
No. mRNA is a substrate upon which ribosomes act, not a component of ribosomes. Ribosomes are made up of proteins and ribosomal RNA (rRNA).
Do mRNA carry information from the RNA to the ribosomes?
Yes. The ribosome moves along the mRNA not the other way around as some say.
What hold the ribosomes together in polysomes?
When several ribosomes are attached to one mRNA strip it is called polysome.So, mRNA holds together the ribosomes in a polysome.
How does ribosomes work with cell parts?
Ribosomes build proteins. Therefore they bind to mRNA and recruite tRNA. After the tRNA has left its amino acid in the ribosome, it is released and the next tRNA is recruited. While the ribosomes read along the mRNA, they ligate the corresponding amino acids together, until the mRNA encodes a stop signal for the ribosome. At that point, the ribosome trys to ligate another aminoacid to the amnio acid chain but fails and thus has to release the chain.
Where does mRNA take the code?
To the Ribosomes!
What makes up the final stage of mRNA?
Ribosomes translate mRNA into proteins.
What organelle synthesized protein?
Ribosomes.The only organelle that make proteins is ribosomes. DNA is the genetic material that codes mRNA and proteins. mRNA binds to tRNA and enzymes in ribosomes to form peptides from the amino acids.
What is responsible for sending a message from DNA to communicate with tRNA?
mRNA carries a copy of the instructions from the DNA in the nucleus to the ribosomes, where protein synthesis occurs. It is the codons (3-base codes) on the mRNA which bind to the tRNA to ensure that the correct amino acid is added to the chain.
