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प्रश्न
Explain the process of binding of ribosomal units to mRNA during protein synthesis.
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उत्तर
At the beginning of translation, mRNA binds to a small, unique ribosomal subunit. The initial tRNA and the mRNA are surrounded by the ribosome. Methionine, an amino acid that matches the AUG start codon, makes up the majority of this tRNA's transport. This configuration is known as the initiating complex. It is necessary before the translation can start. The amino acid chain then extends through a process known as elongation. The particular acid that matches each codon in the growing protein is added after each codon in the mRNA is read one at a time. Termination is the process of releasing the finished polypeptide chain.
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संबंधित प्रश्न
Answer the following questions:
What do you mean by central dogma?
Long Answer Question:
Justify the statement. If the answer is false, change the underlined word(s) to make the statement true
The process of translation occurs at the ribosome.
During transcription in prokaryotes, the enzyme RNA polymerase recognizes the promotor by its ______.
Identify the nucleotide sequence of the mRNA which codes for the sequence of amino acids 'Met-Leu- Val- Arg- Ala'.
In a translation experiment, two different mRNAs with different nucleotide sequences used are as follows:
mRNA 1:
5' AUG UUU UUA UUU UUA UAA UUC UUG - 3' and
mRNA 2:
5' AUG UUC UUG UUA UUU UAG UUU UUA CUU - 3'
From the following identify the TRUE statement.
How many codons will be altered in the following case?
If there are 999 bases in an RNA that codes for a protein with 333 amino acids, and the base at position 901 is deleted such that the length of the RNA becomes 998 bases.
During protein synthesis, a ribosome moves from 5 to 3 and of mRNA to recognize all codons. This movement of ribosome is called:
Select the correct match from the following.
There are 64 codons in the dictionary of genetic code because ______.
During transcription, the DNA strand which acts as a template is called ___A___ strand and it has ___B___ polarity.
