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Ch.11 Nucleic Acids–Big Molecules with a Big Role
Chapter 7, Problem 11.64a

Match the following statements with mRNA, rRNA, or tRNA: a. combines with proteins to form ribosomes

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1
Understand the roles of different types of RNA: mRNA (messenger RNA), rRNA (ribosomal RNA), and tRNA (transfer RNA).
mRNA carries the genetic information from DNA to the ribosome, where proteins are synthesized.
tRNA brings the appropriate amino acids to the ribosome during protein synthesis.
rRNA, along with proteins, makes up the ribosomes, which are the sites of protein synthesis.
Match the statement 'combines with proteins to form ribosomes' with rRNA, as it is the type of RNA that combines with proteins to form ribosomes.

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Key Concepts

Here are the essential concepts you must grasp in order to answer the question correctly.

mRNA (messenger RNA)

mRNA is a type of RNA that carries genetic information from DNA to the ribosome, where proteins are synthesized. It serves as a template for the sequence of amino acids in a protein, ensuring that the correct proteins are produced according to the genetic code.
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rRNA (ribosomal RNA)

rRNA is a fundamental component of ribosomes, the cellular machinery responsible for protein synthesis. It helps to catalyze the formation of peptide bonds between amino acids and provides structural support to the ribosome, facilitating the translation of mRNA into proteins.
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tRNA (transfer RNA)

tRNA is responsible for transporting specific amino acids to the ribosome during protein synthesis. Each tRNA molecule has an anticodon that pairs with the corresponding codon on the mRNA, ensuring that the correct amino acid is added to the growing polypeptide chain.
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