Mutagenesis Samenvattingen, Aantekeningen en Examens

MBB331 MIDTERM 1 - Spring 2017 ANSWER KEY NAME (PRINT in block letters):____________________________________________ SFU ID: ________________________________________________________________ TA/TUTORIAL DAY:TIME _______________________________________________ Answer all questions in the spaces provided. Keep your answers concise and legible. If your writing is not legible, you will not be given any marks for your answers. Exam total = 45 marks Section 1. Multiple choice and True/False ques...

BIO 1A03 Midterm 2 Questions and Answers Graded A Prokaryotic growth and cell division -nutrient-rich environment -favorable temperatures Housekeeping genes -genes required at all times for normal function -all ways transcribed and translated -allow constant maintance for general cellular activity -e.g. structural protein of a cell, DNA and RNA polymerase, genes coding for ribosomal proteins -constitutive Regulated genes genes that can be turned on and off at a needed basis Francois Jacob and...

Gerontological Nursing COMPLETE EXAM QUESTIONS AND CORRECT DETAILED ANSWERS|AGRADE 1962 - ANSWER- 1st meeting of ANA Conference Group on Geriatrics Nursing practice 1966 - ANSWER- became division of geriatric nursing, gains full recognition as nursing specialty 1970 - ANSWER- published standards for its practice 1975 - ANSWER- 1st 14nurses recaived certificate for excellence in the practice 1976 - ANSWER- geriatric nursing division became gerontological nursing Gerontological n...

1- is permenant change in nucleotide sequence. a. Mutation . b. DNA repair c. Translation d. Staining 2- Which of the following is not correct for mutation a. Mutation can be chromosomal or DNA levels. b. Chromosomal mutation is Gross lesion less than 8%. c. DNA mutation is Gross lesion less than 8%. d. DNA mutation is micro-lesion more than 92%. 3- Causes of mutation …………….. a. Exposure to mutagenic agent. b. Errors through DNA replication and repair. c. DNA repair. d. Bo...

_______ greatly activates the classical pathway of complement activation - IgM _______ is expressed by T cells whose function is to activate other cells. - CD4 ___________ is expressed by cytotoxic T cells - CD8 ____________ molecules present peptides from pathogens, commonly viruses, to CD8 T cells, which are specialized to kill any cell that they specifically recognize. - MHC class I _____________ increases the expression of both MHC Class I and MHC Class II molecules, and can induce the...

S. marcescens is gram _____ Negative What is used to generate S. marcescens strains with mutations in pigment-generating genes transposon mutagenesis What is a transposon? a mobile genetic element. A transposon contains one or more genes, including a transposase gene, which are flanked by insertion sequences What is a transposase? an enzyme that facilitates the genetic element's movement about the genome How is a transposon different from a plasmid? Unlike a pla...

What is genetic engineering? - using in vitro techniques to alter genetic material in the lab What is recombinant DNA technology? - the artificial recombination of DNA from two organisms What are some basic techniques of genetic engineering? - DNA amplification electrophoesis nucleic acid hybridization molecular cloning expressing foreign genes targeted mutagenesis What is heterologous expression? - expressing a gene in a different host What is the polymerase chain reaction? - rapid a...

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...

Gerontological Nursing COMPLETE EXAM QUESTIONS AND CORRECT DETAILED ANSWERS|AGRADE 1962 - ANSWER- 1st meeting of ANA Conference Group on Geriatrics Nursing practice 1966 - ANSWER- became division of geriatric nursing, gains full recognition as nursing specialty 1970 - ANSWER- published standards for its practice 1975 - ANSWER- 1st 14nurses recaived certificate for excellence in the practice 1976 - ANSWER- geriatric nursing division became gerontological nursing Gerontological nursing...

MMSC490 Exam 2 Questions with Complete Answers Which eukaryotic DNA polymerase replicates the lagging strand in the 3ʹ to 5ʹ direction? a. α b. γ c. δ d. None of the above; the lagging strand is replicated in the 5ʹ to 3ʹ direction. - Answer ️️ -d. None of the above; the lagging strand is replicated in the 5ʹ to 3ʹ direction. DNA polymerases can synthesize DNA: a. de novo, by catalyzing the polymerization of free dNTPs. b. by adding dNTPs to complementary dNTPs on a single-...