10 Questions
What type of bond links amino acids together in a protein?
Peptide bonds
What is the function of the initiation codon in translation?
To specify the start of translation
What is the term for the phenomenon where one amino acid can be specified by more than one codon?
Degeneracy
How many types of tRNA molecules are found in cells?
30-50
What is the function of the anticodon in tRNA?
To pair with the corresponding codon
What is the term for the phenomenon where the first nucleotide in the tRNA anticodon can pair with more than one nucleotide in the mRNA codon?
Wobble base pairing
What is the reading frame of a sequence of nucleotides?
A contiguous and non-overlapping set of three-nucleotide codons
What is the function of aminoacyl-tRNA synthetase?
To attach the amino acid to the tRNA
What is the structure of the ribosome in bacteria?
30S + 50S
What is the function of the Shine-Dalgarno sequence in bacterial translation?
To bind the ribosome to the mRNA
Test your knowledge on protein structure by understanding the overall structure of an amino acid, the type of bond that links amino acids together (peptide bonds), the difference between the C- and N-terminus, and the four levels of protein structural organization.
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