1. The extended polypeptide chain occurs in the E site in the ribosome
True
False
2. In Prokaryotic translation which of the following occurs:
a) the 50S ribosome joins with the 60S initiation complex to allow for initiation
b) The AUG is identified by being 20 nucleotides downstream of the shine-dalgarno sequence
c) GTP is hydrolyzed as initiation factors are released
d) A 45S initiation complex is formed by numerous factors, including mRNA
1. The extended polypeptide chain occurs in the E site in the ribosome
True
False
2. In Prokaryotic translation which of the following occurs:
| a) the 50S ribosome joins with the 60S initiation complex to allow for initiation | ||
| b) The AUG is identified by being 20 nucleotides downstream of the shine-dalgarno sequence | ||
| c) GTP is hydrolyzed as initiation factors are released | ||
| d) A 45S initiation complex is formed by numerous factors, including mRNA |
Related textbook solutions
Related questions
QUESTION 1
Each triplet codon encodes for a unique amino acid
True
False
QUESTION 2
The codon and anticodon are always antiparallel to each other when base-paired.
True
False
QUESTION 3
Which one of these is not a stop codon:
| (a) | UAA | |
| (b) | UAG | |
| (c) UAC | ||
| (d) UGA |
QUESTION 4
In Prokaryotic translation which of the following occurs:
| a) the 50S ribosome joins with the 60S initiation complex to allow for initiation | ||
| b) The AUG is identified by being 20 nucleotides downstream of the shine-dalgarno sequence | ||
| c) GTP is hydrolyzed as initiation factors are released | ||
| d) A 45S initiation complex is formed by numerous factors, including mRNA |
QUESTION 5
The extended polypeptide chain occurs in the E site in the ribosome
True
False
Please please please I reallly need help with the following 5 questions.
Question 1
Which of the following is responsible for directing the prokaryotic ribosome to the +1 start site:
| a. | the 3' UTR | |
| b. | the AUG codon | |
| c. | Kozak sequence | |
| d. | Okasaki fragment | |
| e. | Shine Dalgarno sequence |
Question 2
In translation, mRNAs are READ in the:
| a. | 5' to 3' direction and polypeptide chains are synthesized amino to the carboxyl ends | |
| b. | 5' to 3' direction and polypeptide chains are synthesized carboxyl to the amino ends | |
| c. | 3' to 5' direction and polypeptide chains are synthesized carboxyl to the amino ends | |
| d. | 3' to 5' direction and polypeptide chains are synthesized amino to the carboxyl ends |
Question 3
Which of the following terms describes a tRNA to which an amino acid has been added:
| a. | charged tRNA | |
| b. | activated tRNA | |
| c. | stimulated tRNA | |
| d. | hydrolyzed tRNA |
Question 4
The ability of some tRNA to recognize more than one codon in mRNA is explained by which of the following:
| a. | a reading frameshift | |
| b. | a reading mistake | |
| c. | Redundancy Theory | |
| d. | Wobble Hypothesis |
Question 5
One essential component in eukaryotic mRNAs recognized by translation initiation factors is the
| a. | TATA box | |
| b. | AUG initiation codon | |
| c. | 7-methylguanosine cap | |
| d. | Shine-Dalgarno sequence |
Match the following:
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