Gene Expression delivers amino acids to which consist of requires starts with occurs in Transcription followed by Translation takes information in Gene Expression 2 - Concept Map Name: starts initation in which followed by elongation in which followed by termination in which to make using is redundant is universal is unambiguous is conservative A. ribosome translocates down the mRNA one codon at a time - tRNA delivers the correspondent amino acid and it is joined to the growing polypeptide B. stop codon is reached - protein release factor enters ribosome - polypeptide is released - mRNA is released - ribosome Codons that specify the same amino acid often share the first two bases disassembles C. polypeptide D. tRNA E. mRNA F. Each codon specifies for only one amino acid G. RNA and protein H. Ribosomes I. Genetic Code J. Used by most living and extinct organisms. K. One amino acid can be specified by more than one codon L. mRNA binds to small subunit - AUG codon is read - first amino acid is delivered - large subunit binds M. Codons that specify the same amino acid often share the first two bases
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Step 1: Gene Expression starts with Transcription, in which the information in DNA is transcribed into mRNA. Show more…
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A particular codon sequence of mRNA is AAA. The anticodon on the tRNA that binds to the mRNA codon is AAA. UUU. TTT. UUA. either UAA or TAA, depending on first base wobble. If AAG is the anticodon in tRNA, what is the matching codon on the mRNA? UUC. GUA. CAU. UGG. GUG. The enzyme Aminoacyl-tRNA synthetase is responsible for binding amino acids to tRNA. This requires energy from the release of two phosphates from ATP oxidizing the ATP to ADP. AFP. AMP. an enzyme. A ribosome has three tRNA binding sites, the one that releases the tRNA is Q. E. A. P. Attached ribosomes may feed their polypeptide chains (proteins) into the lumen of the endoplasmic reticulum while free ribosomes would feed theirs into the cytoplasm. There is only one initiator amino acid; it is met.
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A. Transcription B. Exons C. Codon D. Ribosome E. Introns F. tRNA G. Genetic Code H. RNA Polymerase I. rRNA J. Translation K. Anticodon L. Splicing M. mRNA 1. _____ Structure in every cell that synthesizes protein 2. _____ A type of RNA that carries the DNA code from the nucleus to the ribosome in the cytoplasm 3. _____ A type of RNA that transfers amino acids to the ribosome based on the codon sequence of mRNA 4. _____ A type of RNA that is a structural component of ribosomes 5. _____ A triplet of mRNA bases 6. _____ The process by which the genetic information encoded in DNA is copied into RNA 7. _____ The enzyme that catalyzes the process of Transcription. 8. _____ The code that specifies which nucleotide triplets code for specific amino acids. 9. _____ The three base pair sequence on a tRNA molecule that is a complement to a codon on the mRNA 10. _____ The process that translates the code of mRNA into a polypeptide sequence. 11. _____ The sequence of DNA or mRNA that does not code for amino acids 12. _____ The process in which introns are removed from the mRNA molecule prior to translation. 13. _____ The sequence of DNA or mRNA that does code for amino acids
Krishna G.
Determine the protein's amino acid sequence that would be produced by expression of this segment of DNA shown below (sense strand). Use the information below to find the gene signal and translate the bases into mRNA and then protein. Determine which ATG/AUG to use by finding one that is downstream of the Shine-Dalgarno sequence. What is that? Read on. The Shine-Dalgarno (SD) sequence is a ribosomal binding site in prokaryotic messenger RNA, roughly located around 8 bases upstream of the start codon AUG. The RNA sequence helps recruit the ribosome to the messenger RNA (mRNA) to initiate protein synthesis by aligning the ribosome with the start codon. The Shine-Dalgarno sequence exists both in bacteria and archaea. It is also present in some chloroplast and mitochondrial transcripts. The six-base consensus sequence of the Shine-Dalgarno is AGGAGG. Sense strand of DNA: 5'-ATGTTATAAGTGGAAAGGAGGGGTTATGCCTTGAAAATGTCATAGTCCGTACGT-3' A) Met – Leu B) Met – Pro C) Met – Ser
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