Northern hybridization - Study guides, Class notes & Summaries

If a foreign gene is cloned into an expression host, it is important that the host itself A) not produce the protein being studied. B) produce the protein in larger amounts than the vector. C) repress the genetic expression being studied. D) produce signal proteins to tag the host protein. A Detecting a specific protein with an antibody is considered a(n) ________ method. A) selection B) screening C) isolation D) duplication B 00:02 01:22 To discover a catabolic...

GCD Quiz 7/8 Practice 69 Questions with Verified Answers Which of the following may be used as a vector in a gene-cloning experiment? a.mRNA b.Plasmid c.Virus d.Both b and c - CORRECT ANSWER d The restriction enzymes used in gene-cloning experiments _______, which generates sticky ends that can _______. the DNA, enter bacterial cells the DNA, hydrogen bond with complementary sticky ends late DNA, enter bacterial cells late DNA, hydrogen bond with complementary sticky ends - CORRE...

MMSC490 Practice Exam 1|123 Questions with Verified Answers cytoplasmic organelles are: a. absent in prokaryotic cells and present in eukaryotic cells. b. present in both prokaryotic and eukaryotic cells. c. present in prokaryotic cells and absent in eukaryotic cells. d. absent in both prokaryotic and eukaryotic cells. - CORRECT ANSWER a. absent in prokaryotic cells and present in eukaryotic cells E. coli is a useful model system for molecular biology studies because: a. it has a smal...

What are the 3 types of gel electrophoresis Agarose Polyacrylamide Pulse Field What is gel electrophoresis the separation of materials based on size and migration patterns when subjected to electrical forces in a resistive medium. which direction does the DNA flow in gel electrophoresis due to DNA being negatively charged, it will migrate towards the positive end What determines how far the DNA will travel in a gel the size of the DNA fragment What factors affec...

If a foreign gene is cloned into an expression host, it is important that the host itself A) not produce the protein being studied. B) produce the protein in larger amounts than the vector. C) repress the genetic expression being studied. D) produce signal proteins to tag the host protein. A Detecting a specific protein with an antibody is considered a(n) ________ method. A) selection B) screening C) isolation D) duplication B 00:02 01:22 To discover a catabolic...

Chapter 03 - Natural Selection, Speciation, and Extinction Multiple Choice Questions Chapter 03 Natural Selection, Speciation, and Extinction 1. What is not a recognized pattern of natural selection? A. Directional B. Stabilizing C. Evolutionary D. Balancing E. Disruptive Bloom's Level: 1. Remember Learning Outcome: 03.01 Topic: Evolutionary Ecology 2. The change in color of peppered moths in polluted areas is an example of which pattern of natural selection? A. Directional B. Stabili...

GENE 4200 practice exam 1|26 Questions with Verified Answers Transcription factors help regulate which cell types and tissues will express a given gene (T/F) - CORRECT ANSWER When comparing RNA levels for gene X between two samples by qPCR, the sample with thehighest DCT value would have the least gene X RNA (T/F) - CORRECT ANSWER Exons are the most abundant DNA sequences in the human genome (T/F) - CORRECT ANSWER false Most transposons in the human genome are inactive. (T/F) - COR...

ASCP MB question and answers 2022E. coli RNA Polymerase II DNA template, product: mRNA RNA Polymerase I DNA template Location: Nucleous Products: 18s, 5.8s, 28s rRNA RNA Polymerase II DNA template Location: Nucleus Products: mRNA, snRNA RNA Polymerase III DNA template Location: Nucleus Product: tRNA, 5s rRNA, snRNA Mitochondrial RNA Polymerase DNA template, product: mRNA Mammalian DNA polymerase α DNA template, product: primers HCV RNA Polym...

1 MCAT - BIO/BIOCHEM EXAM | QUESTIONS & ANSWERS (VERIFIED) | LATEST UPDATE | GRADED A+ defunct mRNA translation in bacteria would... Correct Answer: prevent cells from replicating. lysogenic cycle Correct Answer: a viral reproductive cycle in which the viral DNA is added to the host cell's DNA and is copied along with the host cell's DNA Lytic phase or lytic cycle Correct Answer: phage replicates immediately, destroying the host cell (All phages carry out this life cycle) prote...

Openstax-Microbiology Chapter 12 biotechnology - ANS A form of technology that uses living organisms, usually genes, to modify products, to make or modify plants and animals, or to develop other microorganisms for specific purposes. genetic engineering - ANS Process of making changes in the DNA code of living organisms recombinant DNA technology - ANS technology that combines genes from different sources into a single DNA molecule recombinant DNA molecules - ANS molecul...