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Multiple Choice
Which phrase best describes translation in molecular biology?
A
The process by which mRNA is decoded to synthesize a polypeptide chain
B
The replication of DNA before cell division
C
The copying of DNA into RNA
D
The modification of proteins in the Golgi apparatus
Verified step by step guidance
1
Understand the concept of translation in molecular biology: Translation is the process where the genetic code carried by mRNA is decoded to produce a specific sequence of amino acids in a polypeptide chain.
Identify the role of mRNA: mRNA (messenger RNA) is transcribed from DNA and carries the genetic instructions to the ribosome, where translation occurs.
Recognize the components involved in translation: Translation requires ribosomes, tRNA (transfer RNA), and amino acids. Ribosomes facilitate the assembly of the polypeptide chain by reading the mRNA sequence.
Clarify the distinction between translation and other processes: Translation is different from DNA replication (copying DNA before cell division), transcription (copying DNA into RNA), and protein modification (occurs in the Golgi apparatus).
Select the correct description: Based on the explanation, the phrase that best describes translation is 'The process by which mRNA is decoded to synthesize a polypeptide chain.'