What is the role of ribosomal RNA (rRNA) in the cell?
Understand the Problem
The question is asking about the function of ribosomal RNA (rRNA) in cells, specifically what role it plays in the process of protein synthesis and its characteristics compared to other types of RNA.
Answer
Ribosomal RNA (rRNA) is part of ribosomes, aiding in protein synthesis by translating mRNA into proteins.
Ribosomal RNA (rRNA) is a key component of ribosomes, the cellular machines responsible for synthesizing proteins by translating messenger RNA (mRNA) instructions into polypeptide chains. rRNA facilitates the catalytic steps of protein synthesis and binds with ribosomal proteins to form a functional ribosome.
Answer for screen readers
Ribosomal RNA (rRNA) is a key component of ribosomes, the cellular machines responsible for synthesizing proteins by translating messenger RNA (mRNA) instructions into polypeptide chains. rRNA facilitates the catalytic steps of protein synthesis and binds with ribosomal proteins to form a functional ribosome.
More Information
rRNA forms a structural and functional core within the ribosome, where it not only stabilizes the ribosomal structure but also plays an active role in catalyzing peptide bond formation, an essential step in protein synthesis.
Tips
A common mistake is confusing rRNA with mRNA or tRNA; remember that mRNA carries genetic instructions, tRNA brings amino acids, and rRNA is crucial for the ribosome's structural and functional integrity.
Sources
- Ribosomal RNA - Wikipedia - en.wikipedia.org
- Ribosomes, Transcription, Translation | Learn Science at Scitable - nature.com
- Ribosomal RNA | Definition, Synthesis & Location - Study.com - study.com
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