Its function is to provide a mechanism for decoding mRNA into amino acids.
RNA polymerase is the protein that makes the copy of DNA. Ribosomal RNA (rRNA) is part of the ribosome, or protein builders of the cell. Ribosomes are responsible for translation or the process our cells use to make proteins. rRNA are responsible for reading the order of amino acids and linking amino acids together. They do this through a highly complex sequence. To begin, ribonucleic acids (RNA) are a group of large molecules that have many different roles. They are especially important in the coding, decoding, regulation, and expression of our genes. As the name implies, ribosomal RNA (rRNA) is part of the ribosome. A ribosome is the protein builder Transfer RNA (or abbreviated as tRNA) is small RNA molecule, typically between 70 to 90 nucleotides in length, which main function is to deliver amino acids required for the process of protein synthesis. tRNAs are carrying amino acids to the ribosome, where the actual protein synthesis takes place.  Ribosomal ribonucleic (rRNA) is RNA that forms part of ribosomes. rRNA plays a role in translation, in which mRNA's codons and tRNA's anticodons are used to build a protein. rRNA (ribosomal RNA)make up the ribosomes that play an essential rol in the transcription of DNA.   mRNA (messenger RNA) bring selected segments of DNA copies to ribosome … s to be transcripted.   tRNA (transfer RNA) bring anti-codons to ribosomes so that amino acids can be created WRONG. In translation: Ribosomal ribonucleic acid (rRNA) is the central component of the ribosome, the protein manufacturing machinery of all living cells. Its function is to provide a mechanism for decoding mRNA into amino acids. Transcription is the synthesis of an mRNA molecule using a DNA molecule for a template. That mRNA molecule then goes on to complete translation in the ribosome. Translation is … the process in which proteins are produced based on instructions carried by mRNA tRNA. tRNA, or transfer RNA, is the decoder of the mRNA message during protein translation. After transcription, tRNA is extensively modified to include nonstandard bases such as pseudouridine, inosine, and methylguanosine. By themselves, ribosomes cannot form a protein when the mRNA makes contact. rRNA. rRNA, or ribosomal RNA, is a major component of ribosomes. After transcription, these RNA molecules travel to the cytoplasm and join with other rRNAs and many proteins to form a ribosome. rRNA is used both for structural and functional purposes. The ribosome (/ˈraɪbɵˌzoʊm/) is a large and complex molecular machine, found within all living cells, that serves as the site of biological protein synthesis (translation). Ribosomes link amino acids together in the order specified by messenger RNA (mRNA) molecules. Ribosomes consist of two major components: the small ribosomal subunit, which reads the RNA, and the large subunit, which joins amino acids to form a polypeptide chain. Each subunit is composed of one or more ribosomal RNA (rRNA) molecules and a variety of proteins Lighter colors represent ribosomal proteins. In molecular biology, ribosomal ribonucleic acid (rRNA) is the RNA component of the ribosome, and is essential for protein synthesis in all living organisms. It constitutes the predominant material within the ribosome, which is approximately 60% rRNA and 40% protein by weight. Ribosomes contain two major rRNAs and 50 or more proteins. The ribosome has a small and a large subunit and is a complex molecule composed of several ribosomal RNA molecules and a number of proteins. Translation of an mRNA molecule by the ribosome occurs in three stages: initiation, elongation, and termination. 
http://study.com/academy/lesson/rrna-sequence-function-synthesis.html http://www.proteinsynthesis.org/trna/ http://www.answers.com/Q/Describe_the_role_of_rRNA_during_translation http://www.answers.com/Q/What_is_the_role_of_rRNA_in_transcription_and_translation http://www.ehow.com/about_5033460_mrna-rrna-trna.html https://en.wikipedia.org/wiki/Ribosome https://en.wikipedia.org/wiki/Ribosomal_RNA http://www.nature.com/scitable/definition/translation-RNA-translation-173
what is the function of rRNA during translation