Amino Acids Linked to the 2'-End of a TRNA

question 21

Multiple Choice

Amino acids linked to the 2'-end of a tRNA

• A) are regular substrates for protein synthesis.
• B) are transferred to the 3' position prior to their use in protein synthesis.
• C) are prompted hydrolysed off as part of a proofreading mechanism.
• D) never occur.

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Definitions:

Molecular Phylogenies

The use of molecular data to construct evolutionary trees that represent the relationships among different species or organisms.

DNA Sequence

The precise order of nucleotides within a DNA molecule, determining genetic information.

Introns

Non-coding sections of a gene that are removed from the RNA transcript before it is translated into protein, playing roles in gene expression regulation and evolution.

Exons

Sequences of DNA within a gene that are transcribed to messenger RNA and then translated into protein.