Ribosomes are composed of proteins (for stability) and ribosomal RNA (for catalytic activity).
Protéines (stabilité), ARN ribosomal (activité catalytique).
| Front | description and function of the poly-A-tail |
|---|---|
| Back | long chain of adenine nucleotides, improves stability of RNA transcript and facilitates its export from the nucleus |
Tags: 7_2_transcription_gene_expression
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