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Questions and Answers
What is the fundamental dogma that explains the link between DNA and proteins?
What is the fundamental dogma that explains the link between DNA and proteins?
- DNA is replicated to produce RNA, which is then translated to produce Proteins
- DNA is transcribed to produce RNA, which is then translated to produce Proteins (correct)
- Proteins are transcribed to produce DNA, which is then translated to produce RNA
- RNA is transcribed to produce DNA, which is then translated to produce Proteins
What is the main difference between a gene and a genome?
What is the main difference between a gene and a genome?
- A gene consists of non-encoding DNA sequences only, while a genome consists of gene encoding DNA sequences.
- A gene consists of DNA sequences only, while a genome consists of gene encoding DNA sequences & non-encoding DNA sequences. (correct)
- A gene consists of proteins only, while a genome consists of gene encoding DNA sequences.
- A gene consists of RNA sequences only, while a genome consists of protein encoding DNA sequences.
Which component makes up the sugar-phosphate backbone in the structure of DNA?
Which component makes up the sugar-phosphate backbone in the structure of DNA?
- Base + Hydrogen Bond
- Sugar + Phosphate + Base (correct)
- Phosphate + Base
- Sugar + Base
What is the process by which information from a gene is used in the synthesis of a functional gene product?
What is the process by which information from a gene is used in the synthesis of a functional gene product?
What is the role of release factors during translation termination?
What is the role of release factors during translation termination?
What occurs once the peptide bond is formed?
What occurs once the peptide bond is formed?
What is the function of polyribosomes in protein synthesis?
What is the function of polyribosomes in protein synthesis?
During transcription, which phase involves RNA polymerase adding one RNA nucleotide at a time to a growing RNA molecule?
During transcription, which phase involves RNA polymerase adding one RNA nucleotide at a time to a growing RNA molecule?
What is the function of the terminator sequence in transcription?
What is the function of the terminator sequence in transcription?
What is the purpose of splicing in RNA processing?
What is the purpose of splicing in RNA processing?
Which structure is responsible for carrying the next amino acid to be added to a growing polypeptide chain during translation?
Which structure is responsible for carrying the next amino acid to be added to a growing polypeptide chain during translation?
In translation, what is the role of the A site on the ribosome?
In translation, what is the role of the A site on the ribosome?
Which component of translational machinery is responsible for adding specific amino acids to tRNA molecules?
Which component of translational machinery is responsible for adding specific amino acids to tRNA molecules?
In which direction does RNA polymerase move along the DNA template strand during transcription elongation?
In which direction does RNA polymerase move along the DNA template strand during transcription elongation?
True or False: The non-template DNA strand has the same sequence as the mRNA, except for the T-U switch.
True or False: The non-template DNA strand has the same sequence as the mRNA, except for the T-U switch.
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