3. Energy & Cell Processes

Steps of Translation

Multiple Choice
Which of the following processes is the first event to take place in translation?
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Multiple Choice
Which of the following does not occur during translation's termination step?
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Multiple Choice
What is the function of the release factor during translation?
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Multiple Choice
The P site of a ribosome does which of the following?
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Multiple Choice
During translation, amino acid chain elongation occurs until __________.
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Multiple Choice
The first amino acid inserted into a new polypeptide chain in eukaryotic cells is usually __________.
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Textbook Question
Where is the start codon located?a. at the start (5′ end) of the mRNAb. in the DNA just upstream of where transcription startsc. at the downstream end of the 5′ untranslated region (UTR)d. at the upstream end of the 3′ untranslated region (UTR)
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Textbook Question
In what ways are a promoter and a start codon similar? In what ways are they different?
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Textbook Question
Each of the following statements about protein synthesis is false. Correct each to make a true statement.
During translation, amino acids are delivered by the messenger RNA transcript.
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Multiple Choice
The tRNA for which amino acid is the first to enter the ribosome?
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Multiple Choice
When is a peptide bond formed during the process of translation?
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Textbook Question
The information sequence that determines the nature of a protein is:
a. Nucleotide
b. Gene
c. Triplet
d. Codon
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Textbook Question
The RNA synthesized on one of the DNA strands is:
a. mRNA
b. tRNA
c. rRNA
d. all of these.
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Textbook Question
Describe the relative roles of DNA and RNA in protein synthesis.
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Textbook Question
The synthesis of a functional polypeptide using the information in an mRNA strand is
(a) Translation
(b) Transcription
(c) Replication
(d) Gene activation
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