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PCB 3063-Test Bank for: Chapter 11: Chromosome Structure and Organelle DNA Multiple-Choice Questions 1. Which of the following is not true of negatively supercoiled DNA? a. Eases the separation of nucleotide strands during replication and transcription. b. Allows DNA to be packed into small spaces. c. Has less than 10 bp per turn of its helix. d. Is more negatively charged due to additional phosphates per turn of the helix. e. Is found in most cells. Answer: c Section: 11.1 Comprehen...

PCB 3063-Test Bank for Chapter 10: DNA: The Chemical Nature of the Gene Multiple-Choice Questions 1. Which of the following is NOT a key characteristic that genetic material must possess? a. Genetic material must contain complex information. b. Genetic material must replicate faithfully. c. Genetic material must encode the phenotype. d. Genetic material must have the capacity to vary. e. Genetic material must contain nitrogen but not sulfur. Answer: e Section 10.1 Comprehension 2. W...

PCB 3063-Test Bank for Chapter 9: Bacterial and Viral Genetic Systems Bacterial mutants that require supplemental nutrients in their growth media are called a. autotrophs. b. heterotrophs. c. prototrophs. d. omnitrophs. e. auxotrophs. Answer: e Section: 9.1 Comprehension Question 2. Which of the following statements about nutritional requirement and growth of bacteria is NOT true? a. Culture media developed for bacteria must contain carbon source and essential elements for the sur...

BIOLOGY BIOL133-Exam 3- Chapters 12-15 Comment: Congratulations on the completion of Exam 3. Please let me know if you have any questions. Part 1 of 1 - 100.0 Points Question 1 of 40 2.5 Points If genes are completely linked, all the offspring will be _________.  A. hybrids  B. dominant  C. recombinants  D. parental  Exam 3- Chapters E. recessive Feedback: Correct Question 2 of 40 2.5 Points The codon AUG specifies the amino acid methionine. What would the ...

PCB 3063-Test Bank for Chapter 8: Chromosome Variation Multiple-Choice Questions 1. The centromere is located approximately in the middle of which type of chromosome? a. Acrocentric b. Metacentric c. Paracentric d. Submetacentric e. Telocentric Answer: b Section 8.1 Comprehension 2. Which type of chromosome has a centromere displaced toward one end, creating a long arm and a short arm? a. Acrocentric b. Metacentric c. Paracentric d. Submetacentric e. Telocentric Answer: d Se...

PCB 3063-Test Bank for Chapter 7: Linkage, Recombination, and Eukaryotic Gene Mapping Multiple Choice Questions 1. Linked genes always exhibit a. phenotypes that are similar. b. recombination frequencies of less than 50%. c. homozygosity when involved in a testcross. d. a greater number of recombinant offspring than parental offspring when involved in a testcross. e. a lack of recombinant offspring when a heterozygous parent is testcrossed. Answer: b Section 7.1 Comprehension 2. Li...

BIO 1414-Evolution Post-Lab Assignment Table 10.1 Hypothesis: predict the relative success of each predator and prey Enter your data in the table below and the graph will automatically make. Title Predators Prey X-axis Forceps- 1 peas-2 Y-axis Spoon-2 rice-3 Fork-3 lentil-1 generation Knife-4 beans-4 1 2 3 4 Result Table 10.2 Natural Selection in Predator Prey Simulation 5 Which predator are you?_________FORK_...

BIO 304 Population Biology & Evolution-Exam 2 here are 65 questions on 11 pages of this exam. 1. What was surprising about the results of Buri’s classic experiment on genetic drift in fruit flies (shown at right)? a. The flies showed no change in heterozygosity. b. Heterozygosity was maintained by mutation-selection balance. c. Strains maintained in benign conditions accumulated deleterious alleles. d. Heterozygosity declined more rapidly than predicted by Sewall Wright’s equa...

BIO 304-Population Biology and Evolution – Exam 3 . What evolutionary force is responsible for adaptations? a. Mutation b. Drift c. Selection d. Migration e. All of the above f. None of the above 2. Why do males often compete for access to females more than females compete for access to males? a. Males invest less in reproduction. b. In most species, access to mates limits male reproduction more often than access to mates limits female reproduction. c. Both are true. d. Neither ...

BIO 304-BIO 304 Population Biology & Evolution Which of the following is the expression for broad-sense heritability? a. VE/VP b. VE/VG c. VA/VP d. VG/VP 12. Bdelloid rotifers . a. have both sexual and asexual reproduction b. are hermaphroditic, individuals are both male and female. c. can switch from male to female d. are asexual 13. In a population of 1000 people, 490 had the AA genotype, 420 were Aa, and 90 were aa. What is the frequency of the A allele? a. .70 b. .60 c. .50 ...

BIO 304-Population Biology & Evolution-Questions and Answers There are 65 questions on 11 pages of this exam. 1. The null hypothesis, which demonstrates that evolution is not occurring from generation to generation, is known as the _____________. a. Bateman model b. Hardy-Weinberg equilibrium c. Fisher stability d. Mendelian stability 2. Sickle-cell anemia is caused by a mutation that substitutes the nucleotide thymine for adenine within a codon. This is an example of ________________...

BIO 310-Chapter 6: Chromosome Variation Quiz Questions 1. Each functional eukaryotic chromosome has a – a. Two centromere & one telomere b. One centromere & two telomere 2. Acrocentric chromosomes have – a. A short arm and satellite b. A long arm and satellite 3. Chemical name colchicine which can disrupt spindle formation used to prevent cells from entering to – b. Anaphase b. Metaphase 4. Chromosome rearrangements alter the – b. Structure of chromosomes b. Number of chromoso...

MULTIPLE CHOICE 1. A male teenage client tells the nurse that his friends like to drink alcohol occasionally to get drunk. The client’s friends see nothing wrong with their drinking habits. The client states that he was taught by his parents and agrees that underage drinking is not acceptable. Also, he has never seen his parents drunk; therefore, h

RNSG VNSG 1201-Chapter 03: Ethical and Legal Issues Morrison-Valfre: Foundations of Mental Health Care, 6th Edition MULTIPLE CHOICE 1. A male teenage client tells the nurse that his friends like to drink alcohol occasionally to get drunk. The client’s friends see nothing wrong with their drinking habits. The client states that he was taught by his parents and agrees that underage drinking is not acceptable. Also, he has never seen his parents drunk; therefore, he refuses to drink with h...

RNSG VNSG 1201-Chapter 10: Therapeutic Communication Morrison-Valfre: Foundations of Mental Health Care, 6th Edition MULTIPLE CHOICE 1. A male client with a diagnosis of schizophrenia begins to have hallucinations during a conversation with the nurse; this prevents him from receiving the message that the nurse is trying to communicate to him. According to Ruesch’s theory of communication, this unsuccessful interaction is called: a. Disturbed communication b. Nontherapeutic communicati...

RNSG VNSG 1201-Chapter 12: The Therapeutic Environment Morrison-Valfre: Foundations of Mental Health Care, 6th Edition MULTIPLE CHOICE 1. Crisis stabilization provides care to clients in treatment settings with the purpose of reestablishing homeostasis; it usually lasts for: a. 1 to 2 days b. 2 to 4 days c. 4 to 6 days d. 6 to 8 days ANS: A Intensive counseling is given to assist clients with the immediate problem that is causing the crisis. This usually is accomplished within 1 to 2...

RNSG VNSG 1201-Chapter 11: The Therapeutic Relationship Morrison-Valfre: Foundations of Mental Health Care, 6th Edition MULTIPLE CHOICE 1. The nurse is attempting to develop trust with a newly admitted female client for the purpose of establishing a therapeutic relationship. The nurse is currently administering medications to all clients on the unit. The newly admitted client asks the nurse to sit and talk with her for a while. What is the nurse’s best response? a. “I am busy right n...

RNSG VNSG 1201-Chapter 08: Principles and Skills of Mental Health Care Morrison-Valfre: Foundations of Mental Health Care, 6th Edition MULTIPLE CHOICE 1. An adult female client becomes combative with the nurse during routine medication administration. What is the nurse’s primary responsibility in this situation? a. To ensure that the client takes her medications b. To ensure that the client is placed in physical restraints to protect the safety of the staff and other clients c. To ens...

NR 507- MID TERM EXAM STUDY GUIDE,WEEK 4, PATHO FINAL EXAM,FI

MULTIPLE CHOICE 1. A patient is receiving a tube feeding through a gastrostomy. The nurse expects that which type of drug will be used to promote gastric emptying for this patient? a. Prokinetic drugs, such as metoclopramide (Reglan) b. Serotonin blockers, such as ondansetron (Zofran) c. Anticholinergic drugs, such as scopolamine (Transderm-Scop)