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
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 |
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
