Podcast
Questions and Answers
Which part of the cell is responsible for transcribing DNA into mRNA?
Which part of the cell is responsible for transcribing DNA into mRNA?
- Nucleus (correct)
- Ribosome
- Mitochondria
- Cytoplasm
What is the function of mRNA in protein biosynthesis?
What is the function of mRNA in protein biosynthesis?
- Transcribed into DNA
- Exported to the cytoplasm
- Forms the three-dimensional structure of proteins
- Translated into amino acids (correct)
What distinguishes the 20 common amino acids?
What distinguishes the 20 common amino acids?
- Protonation of the amino acid nitrogen
- Asymmetric center
- Side chains known as R-groups (correct)
- Amino group attached to the carboxylic acid
At neutral pH, what is the state of the amino acid nitrogen and the carboxylic acid?
At neutral pH, what is the state of the amino acid nitrogen and the carboxylic acid?
What is the biological form of the α-carbon when the R-group is not a hydrogen atom?
What is the biological form of the α-carbon when the R-group is not a hydrogen atom?
Which part of the cell is responsible for translating mRNA into a linear sequence of amino acids?
Which part of the cell is responsible for translating mRNA into a linear sequence of amino acids?
What is the term used to describe the side chains that distinguish the 20 common amino acids?
What is the term used to describe the side chains that distinguish the 20 common amino acids?
What is the term used to describe the α-carbon when the R-group is not a hydrogen atom?
What is the term used to describe the α-carbon when the R-group is not a hydrogen atom?
What is the biological form of the α-amino acid?
What is the biological form of the α-amino acid?
What happens to the amino acid nitrogen and the carboxylic acid at neutral pH (~7)?
What happens to the amino acid nitrogen and the carboxylic acid at neutral pH (~7)?
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