BMB251

What is responsible for forming the nucleolus? ANSWER Ribosomal RNA genes What happens in the nucleolus? ANSWER rRNA is synthesized; each ribosomal subunit transports through the nuclear pore to the cytoplasm; DNA codes tRNA and rRNA; non-coding RNA is assembled Why is the reading frame important? ANSWER We only translate 3 nucleotides at one time. If reading frame is off then different proteins are produced

Central Dogma: ANSWER DNA directs DNA replication (replication) and directs RNA synthesis (transcription). RNA directs protein synthesis (translation). Replication: ANSWER The use of template mechanism to produce exact duplicate copies Transcription: ANSWER Use of one strand of DNA to make multiple copies of complimentary strands of RNA. Translation: ANSWER use of linear array of bases in mRNA's to direct the synthesis of a specific array of amino acids in proteins The names of ...