Prokaryotic translation is the process by which messenger RNA is translated into
proteins in ... Termination occurs when one of the three termination codons
moves into the A site. ... ribosome dimer...
As a ribosome translocates along an mRNA molecule by one codon, which of the
following occurs? a. The polypeptide enters the E site b. the tRNA that was in ...
Each amino acid is specified by three bases (a codon) in the mRNA, ... between
three types of RNA molecules (mRNA templates, tRNAs, and rRNAs), as well as
... Each ribosome contains one copy of the rRNAs and one copy of each of the ....
but when they occur at the beginning of a polypeptide chain, these codons direct
3) A mutation results in a defective enzyme A. Which of the following would ..... E)
None of the above will occur; the cell will recognize the error and destroy the
tRNA. ... 52) As a ribosome translocates along an mRNA molecule by one codon,
Jul 1, 2012 ... which of the following statements about DNA is False? .... if nondisjunction occurs
in meiosis II during gametogenesis, what will be the ...... As a ribosome
translocates along an mRNA molecule by one codon, which of the ...
Feb 19, 2015 ... −1 frameshifting occurs on Escherichia coli's dnaX mRNA containin. ... codons
along the slippery sequence and slip by not just −1 but also −4 or +2 nucleotides.
... in the A site, the ribosome can proceed to translocate one codon forward ... in
single-molecule fluorescence resonance energy transfer (FRET) ...
In E. coli, this complex involves the small 30S ribosome, the mRNA template,
three ... Methionine is one of the 21 amino acids used in protein synthesis; ...
along the mRNA in the 5' to 3' direction, searching for the AUG start codon. ....
Termination of translation occurs when the ribosome moves over a stop codon (
UAA, UAG, ...
1.對於第12 題，作為一個model system 的生物所具備的條件，題目並未指出必須是
..... Which of the following substances does a cytotoxic T cell secrete to destroy a
.... (E) Active gene transcription occurs in the heterochromatic regions of the
nucleus ... As a ribosome translocates along an mRNA molecule by one codon,
Reactivation occurs by release of bound GDP in exchange for GTP. ... Initiation of
protein synthesis in E. coli requires initiation factors IF-1, IF-2, and IF-3. ... This
positions the small ribosomal subunit in relation to the initiation codon. ..... After
the initiation complex assembles, it translocates along the mRNA in a process ...
Oct 26, 2014 ... Ribosome Association and Initiation of Translation 1. ... Termination • Occurs
when stop codon in mRNA reaches A site of ribosome • Three ... a triplet code,
there are three potential reading frames in As the ribosome translocates, ... group
• B • Which of the following amino acid starts all proteins synthesis?