Dna polymerase iii - Study guides, Class notes & Summaries

Eukaryotic promoters have a basal region which can contain a TATA box, initiator (Lnr), BRE (TFIIV recognition element) and what other element? ~~> Downstream core promoter (DPE) In prokaryotes RNA polymerase requires what co-factor? ~~> 70 sigma factor Forms the holoenzyme The promoter is formed of two hexameric sequences at what positions? ~~> -35 and -10 The amount of product transcribed is dependant on how close the promoter sequences are to what? ~~> Consensus s...

Exam 3: BIO1201/ BIO 1201 (Latest 2024/ 2025 Update) | Questions and Verified Answers| 100% Correct| Grade A – LSU Q: How are genes coordinately controlled in eukaryotic cells? Coordinately controlled genes in eukaryotic cells share a set of control elements. Coordinately controlled genes in eukaryotic cells are activated by the same chemical signals. Coordinately controlled genes in eukaryotic cells are located together on the same chromosome. Answer: Coordinately controlled...

DNA polymerase delta - Answer-eukaryote: completes replication on the *lagging* strand; binds more tightly to DNA sliding clamp nucleotide and base excision repair Single strand binding proteins - Answer-Bind to the unpaired DNA strands, keeping them from re-pairing topoisomerase 1 - Answer-Making single-stranded DNA breaks to relieve supercoiling at origin topoisomerase 2 - Answer-An enzyme that breaks both strands (a DNA double helix), rotates the ends, and seals the break. *USES ATP*...

What enzyme does HIV use to convert RNA to DNA? correct answersReverse Transcriptase The promoter region of a prokaryotic gene is located ______ to the gene and is the binding site for ______. correct answers5'...RNA polymerase Which of the following is TRUE of prokaryotes? I. Simultaneous transcription and translation II. Presence of intron sequences III. Circular DNA correct answersI and III only Integral transmembrane proteins are proteins imbedded in the cell membrane. Which ...

USABO Practice Exam Questions And Answers What enzyme does HIV use to convert RNA to DNA? - ANS Reverse Transcriptase The promoter region of a prokaryotic gene is located ______ to the gene and is the binding site for ______. - ANS 5'...RNA polymerase Which of the following is TRUE of prokaryotes? I. Simultaneous transcription and translation II. Presence of intron sequences III. Circular DNA - ANS I and III only Integral transmembrane proteins are proteins imbed...

SFSU Biology 230 Final Exam with complete solutions What are the two components of the proton-motive force? a. pH gradient and equilibrium b. pH gradient and voltage c. voltage and ATP d. voltage and lipid-soluble agents - ️️ b. pH gradient and voltage Which molecule is responsible for unwinding DNA supercoils before replication in E. coli? a. DNA helicase b. DNA ligase c. DNA polymerase III d. Gyrase e. Topoisomerase I/II - ️️ a. DNA helicase What is the likely cause of an ...

MCB4304 Exam 2 Final Questions & Answers 2024/2025 When trying to solve a protein structure, why is it necessary to grow protein crystals prior to X-ray-crystallography? - ANSWERSthe proteins must all be oriented in the same manner in the unit cell. The helix-turn-helix DNA binding motif is a feature exclusive to prokaryotes. - ANSWERSfalse Helix-turn-helix DNA binding motifs exclusively interact with DNA base pairs. - ANSWERSfalse DNA binding proteins can interact with the DNA str...

OpenStax Microbiology Test Bank Chapter 11: Mechanisms of Microbial Genetics * = Correct answer Multiple Choice 1. Gene expression includes which of the following? A. DNA replication B. replication, transcription, and translation C. transcription and translation* D. translation only 2. The central dogma describes which of the following? A. the process by which enzymes are modified after translation B. the steps of gene expression* C. the way DNA is replicated D. the way RNA is...

USABO Exam Prep Questions And Revised Correct Answers | Updated What enzyme does HIV use to convert RNA to DNA? - ANSWER : Reverse Transcriptase The promoter region of a prokaryotic gene is located ______ to the gene and is the binding site for ______. - ANSWER : 5'...RNA polymerase Which of the following is TRUE of prokaryotes? I. Simultaneous transcription and translation II. Presence of intron sequences III. Circular DNA - ANSWER : I and III only Integral transmembrane pr...

USLME - Biochemistry (General Questions) Exam Questions With Accurate Answers. Histones are rich in what AAs? - answerLysine and arginine (both + charge) When does histone synthesis occur? - answerS phase (along with DNA getting synthesized) Heterochromatin is _________, euchromatin is _________ - answerInactive/condensed; active/accessible What allows mismatch repair enzymes to distinguish between old and new DNA strands in prokaryotes? - answerMethylation; old/template strands are meth...