QUESTION 14The Hershey and Chase experiments, in which radioactive phosphorus (32P) and radioactive sulfur (35S) were used, demonstrated thatOa. DNA labeled with 32P is transferred from the bacteriophage to the virusO b.DNA may be the hereditary material, although bacteriophages transfer both DNA and proteins into their hostsOc. proteins labeled with 35S become deactivated and unable to be transferredO d. DNA labeled with 35S and proteins labeled with 32P can be traced over the course of an experimentO e. bacteriophages transfer their DNA, not their coat proteins, into their hostsQUESTION 15Which of the following makes its own food using energy and simple raw materials it obtains from nonbiological sources?O a. CellO b. ProducerO C. ProtistO d. ConsumerO e. NutrientQUESTION 16A salt will dissolve in water to formO a basesO b.acidsO c. buffersO d. jons other than H* and OHO e.only hydrogen and oxygen bondsQUESTION 17The solvent, cohesive, and temperature stabilization properties of water are primarily due to itsa.ahility to nromote hydrophilic interactionsClick Save and Submit to save and submit. Click Save All Answers to save all answers.

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QUESTION 14 The Hershey and Chase experiments, in which radioactive phosphorus (32P) and radioactive sulfur (35S) were used, demonstrated that O a. DNA labeled with 32P is transferred from the bacteriophage to the virus O b.DNA may be the hereditary material, although bacteriophages transfer both DNA and proteins into their hosts Oc proteins labeled with 35S become deactivated and unable to be transferred O d. DNA labeled with 35S and proteins labeled with 32P can be traced over the course of an experiment O e. bacteriophages transfer their DNA, not their coat proteins, into their hosts

QUESTION 14 The Hershey and Chase experiments, in which radioactive phosphorus (32P) and radioactive sulfur (35S) were used, demonstrated that O a. DNA labeled with 32P is transferred from the bacteriophage to the virus O b.DNA may be the hereditary material, although bacteriophages transfer both DNA and proteins into their hosts Oc proteins labeled with 35S become deactivated and unable to be transferred O d. DNA labeled with 35S and proteins labeled with 32P can be traced over the course of an experiment O e. bacteriophages transfer their DNA, not their coat proteins, into their hosts

Human Anatomy & Physiology (11th Edition)

11th Edition

ISBN:9780134580999

Author:Elaine N. Marieb, Katja N. Hoehn

Publisher:Elaine N. Marieb, Katja N. Hoehn

Chapter1: The Human Body: An Orientation

Section: Chapter Questions

Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...

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QUESTION 1 The bacterial repair system that corrects mismatched bases after polymerization is able to discriminate between the old and newly made DNA strands because O A. the new strand will contain the incorrect base if a mismatch occurs. O B. older DNA is more likely to contain errors. OC. older DNA contains methyl groups at specific sequences. O D. newer DNA contains methyl groups at specific sequences. O E. the DNA polymerase is attached to the new strand.
QUESTION 3 Methyl groups are added to histones by. O A. histone deacetylases B. histone methyl transferases C. nucleosome remodeling complexes D. histone acetyl transferases E. DNA methyl transferases
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QUESTION 16 For a double stranded coding region DNA transcribed from left to right and whose top strand is oriented 5' to 3', which of the following designations of the strands mean the same thing? O A. Bottom equals nontemplate O B. Sense equals nontemplate O C. Top equals template O D. Top equals antisense O E. Bottom equals sense
QUESTION 9 The function of DNA polymerase in the process of DNA replication is O a. to prevent the single-stranded DNA re-forming into double-stranded DNA before replication can occur. b. to catalyse the addition of nucleotides O c. to bind to the double-stranded DNA molecule and open it to form single strands
QUESTION 24 What is the name of chemical agents that alter specific bases within DNA after completed replication? O a. replicative inhibitors O b. mutants O C. mutagens d. oncogenes Ое. ассерtors QUESTION 25 What is the first step of the reparation process? a. proofreading O b. ligation of synthesized strands O c. excision of wrong bases O d.cleavage of glycosidic bonds e. DNA synthesis using DNA polymerase
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Question 9
QUESTION 14 The Hershey and Chase experiments, in which radioactive phosphorus (32P) and radioactive sulfur (35S) were used, demonstrated that O a. DNA labeled with 32P is transferred from the bacteriophage to the virus O b. DNA may be the hereditary material, although bacteriophages transfer both DNA and proteins into their hosts O C. proteins labeled with 35S become deactivated and unable to be transferred O d. DNA labeled with 35S and proteins labeled with 32P can be traced over the course of an experiment O e. bacteriophages transfer their DNA, not their coat proteins, into their hosts QUESTION 15 Which of the following makes its own food using energy and simple raw materials it obtains from nonbiological sources? O a. Cell O b. Producer O C. Protist O d. Consumer O e. Nutrient QUESTION 16 A salt will dissolve in water to form O a. bases O b. acids O c. buffers O d. ions other than H* and OH" O e. only hydrogen and oxygen bonds
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