Multiple Choice
In which area of the cell does the interaction between codon and anticodon occur during translation?
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15. Gene Expression
Introduction to Translation
Multiple Choice
How many different aminoacyl-tRNA synthetases do most organisms have?
A
64
B
61
C
20
D
23
Verified step by step guidance1
Understand that aminoacyl-tRNA synthetases are enzymes that attach the correct amino acid to its corresponding tRNA molecule.
Recognize that there are 20 standard amino acids used in protein synthesis.
Each amino acid has a specific aminoacyl-tRNA synthetase that recognizes it and its corresponding tRNA(s).
Therefore, most organisms have 20 different aminoacyl-tRNA synthetases, one for each of the 20 standard amino acids.
This is because each synthetase is specific to one amino acid, ensuring the correct translation of the genetic code into proteins.
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