Dna extraction - Study guides, Class notes & Summaries

Describe DNA structure - Answer-DNA forms a double stranded helix and adenine pairs with thymine, and cytosine pairs with guanine What pair forms hydrogen bonds and how many - Answer-thymine/adenine form 2 bonds guanine/cytosine form 3 bonds Explain "the central dogma" - Answer-DNA turning into RNA turning into Protein What is transcription - Answer-Copying of DNA code to RNA, one nucleotide at a time so it is complementary to the DNA What is translation - Answer-RNA gets translated int...

QBM Exam 3 Questions And Answers With Complete Solutions 2024 Chapter 13 - DNA Purification, Agarose Gel Electrophoresis, and DNA Visualization - answer The genetic information of all living organisms is contained within the sequence of ____ ____ = Examples include: purines and pyrimidines = For most organisms, the genetic information is contained in nucleic acids of the deoxyribonucleic acid (DNA), or ribonucleic acid (RNA) in certain viruses - answernucleic acids ______ is a complete s...

Concerning antigen-antibody reactions, the prozone effect causes which of the following results? A. False positive B. False negative C. No reaction D. Mixed field reaction - correct answer B. False negative The following characteristics are applicable to Interferon-Gamma Release Assays (IGRAs) except: A. Can be used in patients with active tuberculosis disease symptoms B. Preferable for patients who have received a bacillus Calmette-Guérin (BCG) vaccination C. Can be used instea...

QBM Exam 3 Questions And Answers With Complete Solutions 2024 Chapter 13 - DNA Purification, Agarose Gel Electrophoresis, and DNA Visualization - answer The genetic information of all living organisms is contained within the sequence of ____ ____ = Examples include: purines and pyrimidines = For most organisms, the genetic information is contained in nucleic acids of the deoxyribonucleic acid (DNA), or ribonucleic acid (RNA) in certain viruses - answernucleic acids ______ is a complete s...

MB(ASCP) Exam Practice Latest Update 2024 what does topoisomerase do? - Answer ️️ -breaks phosphate backbone to "un" supercoil DNA Another name for Topoisomerase II - Answer ️️ -Gyrase Helicase - Answer ️️ -Un"zips" DNA at replication fork What makes up the primosome? - Answer ️️ -1. primase 2. helicase 3. DNA C NASBA stands for... - Answer ️️ -nucleic acid sequence based amplification NASBA - Answer ️️ -RNA is target RNA-->cDNA Reverse transcriptase (RN...

SEA-PHAGES Lab Practical UPDATED ACTUAL Questions and CORRECT Answers During DNA Extraction, how is DNA separated from everything else that may be in the solution? - CORRECT ANSWER- Nuclease breaks down the bacterial DNA/RNA, but not the phage's because it is protected by a capsid. Then resin breaks down the capsid. During DNA Extraction, if the DNA wasn't added at the beginning of the protocol, what result is very likely? - CORRECT ANSWER- The bacterial DNA/RNA would still be ...

Certification Exam Questions With Verified Answers. When handling blood spots, one should A. be even more careful when handling blood than other body fluids. B. protect from cross contamination from other blood spots C. store at room temperature up to 24 hours D. store at 4 degrees C for up to 7 years - answerB. protect from cross contamination from other blood spots In handling blood serum, one should A. store in eppendorf tube in refrigerator indefinitely B. separate from cells and f...

QBM Exam 3 Questions And Answers With Complete Solutions 2024 Chapter 13 - DNA Purification, Agarose Gel Electrophoresis, and DNA Visualization - answer The genetic information of all living organisms is contained within the sequence of ____ ____ = Examples include: purines and pyrimidines = For most organisms, the genetic information is contained in nucleic acids of the deoxyribonucleic acid (DNA), or ribonucleic acid (RNA) in certain viruses - answernucleic acids ______ is a complete s...

Rutgers University, Newark General Biology Lab (21:120:102) Lab Learning Objectives & Lab Learning Activities Lab Manual 1 CONTENT General Information ................................................................................................. 2 Laboratory Safety Rules........................................................................................... 4 Lab Report Format................................................................................................... 5 Micr...

Chapter 4 - Nucleic Acid Extraction EXAM [100% PASS]/verified/ Organic *Ans* DNA extraction method; uses organic chemicals, phenol and chloroform What substances are best used to store tissue for excellent DNA recovery? *Ans* Acetone; 10% buffered neutral formalin Phenol *Ans* Degrades proteins; used in organic extraction method of DNA Chloroform *Ans* Removes phenol; used in organic extraction method of DNA EDTA *Ans* Ethylenediamine Tetra-acetic Acid; Chelating agent, binds metal ions ...