LIFESCI 3 Study Guide - Midterm Guide: Selectable Marker, Genomic Library, Exonuclease
Document Summary
Wed, nov. 10, 2010 (last) (first) you have all the pages. Instructions: this exam is 7 pages long. Before starting make sure: write your name on every page, no credit will be given for an, write only in the space provided. No other answer will be graded. illegible answer. In prokaryotes the start sites for transcription and translation are distinct. (first) (last) An aug will be used for inititiation only when it has a shine-delgarno (or. 5" utr and 3" utr (or untranslated regions) Rbs-ribosome binding site) positioned correctly upstream: does +1 refer to the start of the open reading frame or the start of transcription? (2 pts) Amino-acyl trnas or charged trnas (6 pts) 2. Suppose rna synthesis occurred in 3" 5" and strands are antiparallel in both. Name:_________________________________ id __________________________ (last) (first) (8 pts) 3. Many biosynthetic operons are regulated by attenuators: attenuators are found only in bacteria.
