QQuestionBiochemistry
QuestionBiochemistry
Which phrase best describes translation?
A. converts mRNA into a polypeptide
B. catalyzes bonds between amino acids
C. produces RNA from DNA molecules
D. recycles tRNA molecules for reuse
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Answer
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Step 1:I'll solve this problem step by step, focusing on the biological process of translation:
Step 2:: Understanding Translation
Translation is a fundamental process in protein synthesis that occurs in the ribosomes of cells. It involves converting the genetic information from messenger RNA (mRNA) into a sequence of amino acids that form a polypeptide chain.
Step 3:: Analyzing the Options
- Option D: $$recycles \: tRNA \: molecules \: for \: reuse
Let's carefully examine each option:
Step 4:: Detailed Explanation
- Option A directly describes the primary function of translation - Option B describes part of the process but not the entire mechanism - Option C describes transcription, not translation - Option D is a minor aspect of protein synthesis, not the main process
Step 5:: Reasoning
Translation involves: - Reading the genetic code on mRNA - Using ribosomes as protein-making machinery - Assembling amino acids in the specific sequence specified by the mRNA - Creating a polypeptide chain based on the genetic instructions
Final Answer
A. converts mRNA into a polypeptide
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