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Questions and Answers
Which RNA molecules possess catalytic activity?
Which RNA molecules possess catalytic activity?
- Ribozymes (correct)
- tRNAs
- miRNAs
- snRNPs
What is the primary role of MiRNAs in gene expression?
What is the primary role of MiRNAs in gene expression?
- Controlling translation initiation
- Initiating transcription
- Regulating gene expression by base pairing (correct)
- Encoding proteins from mRNA
Which amino acid has only a single codon that specifies it?
Which amino acid has only a single codon that specifies it?
- Cysteine
- Methionine (correct)
- Leucine
- Tryptophan
What is the function of chaperones in protein folding?
What is the function of chaperones in protein folding?
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What environmental factor contributes to a high rate of mutations?
What environmental factor contributes to a high rate of mutations?
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Which type of mutation results in the creation of a different protein?
Which type of mutation results in the creation of a different protein?
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Which cells give rise to gametes in an organism?
Which cells give rise to gametes in an organism?
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'Polycistronic' mRNAs encode several proteins from the same mRNA in which type of cells?
'Polycistronic' mRNAs encode several proteins from the same mRNA in which type of cells?
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'Transition' mutations involve changes between which types of nucleotides?
'Transition' mutations involve changes between which types of nucleotides?
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What is the primary function of Antibiotic Chloramphenicol?
What is the primary function of Antibiotic Chloramphenicol?
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