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Questions and Answers
What is the function of MiRNAs in gene expression control?
What is the function of MiRNAs in gene expression control?
- Facilitating aminoacyl-tRNA binding
- Directing initiation factors during translation
- Controlling gene expression by base pairing (correct)
- Altering codon sequences for new proteins
Which of the following antibiotics blocks the peptidyl transferase reaction on ribosomes?
Which of the following antibiotics blocks the peptidyl transferase reaction on ribosomes?
- Streptomycin
- Ampicillin
- Chloramphenicol (correct)
- Tetracycline
What is the significance of the Wobble position in the genetic code?
What is the significance of the Wobble position in the genetic code?
- It encodes for rare amino acids such as methionine
- It allows for nonstandard base pairing and degeneracy (correct)
- It catalyzes peptide bond formation in ribosomes
- It specifies the start codon for translation
Which type of mutation results in a change to a stop codon in a gene sequence?
Which type of mutation results in a change to a stop codon in a gene sequence?
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What is the role of release factors in translation?
What is the role of release factors in translation?
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What is a characteristic feature of prokaryotic mRNAs regarding their coding ability?
What is a characteristic feature of prokaryotic mRNAs regarding their coding ability?
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Which enzyme is responsible for adding phosphates to proteins?
Which enzyme is responsible for adding phosphates to proteins?
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(Wild type) genes are characterized by being:
(Wild type) genes are characterized by being:
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What is the primary role of snRNPs in RNA splicing?
What is the primary role of snRNPs in RNA splicing?
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What process is involved in converting signals into cellular responses?
What process is involved in converting signals into cellular responses?
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