Which components are required for translation to occur?

Explore the Ontario Grade 12 University Biology (SBI4U) Course Exam. Study with interactive quizzes, flashcards, and multiple-choice questions to test your comprehension and grasp key concepts effectively. Prepare for success!

Translation is the process by which proteins are synthesized from messenger RNA (mRNA), and it requires multiple components to occur effectively. The essential components involved in translation include:

  1. mRNA - This provides the genetic code that dictates the sequence of amino acids in the protein being synthesized. The mRNA is read by the ribosome during translation.
  1. Ribosomes - These are the molecular machines that facilitate the assembly of amino acids into proteins by reading the mRNA sequence. Ribosomes consist of ribosomal RNA (rRNA) and proteins, forming two subunits that come together during translation.

  2. Amino Acids - These are the building blocks of proteins. During translation, transfer RNA (tRNA) molecules bring specific amino acids to the ribosome, matching them with the corresponding codons on the mRNA.

  3. tRNA (transfer RNA) - Though not explicitly mentioned in the choices, tRNA is crucial because each tRNA molecule carries a specific amino acid and has an anticodon that pairs with the mRNA codon, ensuring the correct amino acids are added in the proper sequence.

Thus, translation cannot occur with just mRNA, ribosomes, or amino acids alone; all of these

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