Question 1

Which of thfollowing lists contains a combination of molecules involvein thcloning process?

Accepted Answer

A) DNA fragments, DNA ligase, and plasmid 
B) DNA ligase, DNA fragments, and DNA recombinase 
C) DNA fragments, DNA ligase, and plastid 
D) DNA fragments, DNA connectase, and plastid 
E) DNA ligase, DNA fragments, plastid, and DNA recombinase 
A) DNA fragments, DNA ligase, and plasmid 
B) DNA ligase, DNA fragments, and DNA recombinase 
C) DNA fragments, DNA ligase, and plastid 
D) DNA fragments, DNA connectase, and plastid 
E) DNA ligase, DNA fragments, plastid, and DNA recombinase D

Question 2

In DNA molecules, which of thfollowing bonds ardisrupteat high temperatures?

Accepted Answer

A) ionic bonds 
B) hydrogen bonds 
C) polar covalent bonds 
D) nonpolar covalent bonds 
E) peptide bonds 
A) ionic bonds 
B) hydrogen bonds 
C) polar covalent bonds 
D) nonpolar covalent bonds 
E) peptide bonds B

Question 3

In which year was thhuman genompublished?

Accepted Answer

A) 2003 
B) 2001 
C) 1999 
D) 1997 
E) 1995 
A) 2003 
B) 2001 
C) 1999 
D) 1997 
E) 1995 B

Question 4

DtxR is a protein that controls expression of genes involvein acquisition of iron in thbacteriuCorynebacteriudiphteriae.IdeR, a homologous of that protein, was founin Mycobacteriutuberculosis playing thsamrole.Which of thfollowing approaches was usein order to achievthat result?

Accepted Answer

A) DNA fingerprinting 
B) polymerase chain reaction 
C) comparative genomics 
D) analytic electrophoresis 
E) DNA cloning 
A) DNA fingerprinting 
B) polymerase chain reaction 
C) comparative genomics 
D) analytic electrophoresis 
E) DNA cloning

Question 5

Which of thfollowing subdisciplines of biology focuses on comparing genetic information of different species?

Accepted Answer

A) molecular biology 
B) biochemistry 
C) botany 
D) genomics 
E) embryology 
A) molecular biology 
B) biochemistry 
C) botany 
D) genomics 
E) embryology

Question 6

Four of thfivanswers listebelow arcrop plants that havbeen genetically modified.Select thEXCEPTION.

Accepted Answer

A) radish 
B) corn 
C) banana 
D) squash 
E) cassava 
A) radish 
B) corn 
C) banana 
D) squash 
E) cassava

Question 7

Which of thfollowing discoveries alloweresearchers to cut hugDNA molecules into manageablfragments?

Accepted Answer

A) restriction enzymes 
B) reverse enzymes 
C) polymeric enzymes 
D) cloning enzymes 
E) recombination enzymes 
A) restriction enzymes 
B) reverse enzymes 
C) polymeric enzymes 
D) cloning enzymes 
E) recombination enzymes

Question 8

Which of thfollowing components is NOT essential for DNA cloning?

Accepted Answer

A) plasmid 
B) DNA ligase 
C) DNA helicase 
D) DNA fragment 
E) restriction enzyme 
A) plasmid 
B) DNA ligase 
C) DNA helicase 
D) DNA fragment 
E) restriction enzyme

Question 9

When was thinsulin produceby transgenic bacteria approveby thFDA (FooanDrug Administration)?

Accepted Answer

A) 1972 
B) 2000 
C) 1998 
D) 1982 
E) 1995 
A) 1972 
B) 2000 
C) 1998 
D) 1982 
E) 1995

Question 10

Four of thfivanswers listebelow arinvolvein engineering anexpressing a recombinant DNA molecule.Select thEXCEPTION.

Accepted Answer

A) DNA ligase 
B) DNA polymerase 
C) restriction enzymes 
D) plasmid 
E) bacteria 
A) DNA ligase 
B) DNA polymerase 
C) restriction enzymes 
D) plasmid 
E) bacteria

Question 11

Which of thfollowing genetic problems is NOT being addresseby gentherapy?

Accepted Answer

A) Down syndrome 
B) cystic fibrosis 
C) hemophilia 
D) immune disorder 
E) cancers 
A) Down syndrome 
B) cystic fibrosis 
C) hemophilia 
D) immune disorder 
E) cancers

Question 12

A genetically modifiericplant is also called

Accepted Answer

A) transgenic rice. 
B) cloned rice. 
C) transformed rice. 
D) recombined rice. 
E) transduced rice. 
A) transgenic rice. 
B) cloned rice. 
C) transformed rice. 
D) recombined rice. 
E) transduced rice.

Question 13

Examine the following figure and answer questions 
  
-In step A, which of thfollowing molecules woulbresponsiblfor thproduction of molecul#2?

Accepted Answer

A) DNA polymerase 
B) nucleases 
C) nucleotide polymerase 
D) RNA polymerase 
E) reverse transcriptase 
A) DNA polymerase 
B) nucleases 
C) nucleotide polymerase 
D) RNA polymerase 
E) reverse transcriptase

Question 14

Which of thfollowing organisms is (are) easily modifieby genetic engineering?

Accepted Answer

A) bacteria and yeasts 
B) bacteria and molds 
C) yeasts and mice 
D) mold and mice 
E) mold, mice, and bacteria 
A) bacteria and yeasts 
B) bacteria and molds 
C) yeasts and mice 
D) mold and mice 
E) mold, mice, and bacteria

Question 15

Which of thfollowing molecules can buseas a cloning vector?

Accepted Answer

A) plasmids 
B) restriction enzymes 
C) recombinant DNA 
D) DNA fragments 
E) bacteria 
A) plasmids 
B) restriction enzymes 
C) recombinant DNA 
D) DNA fragments 
E) bacteria

Question 16

Which of thfollowing molecules may bthsubstratof DNA ligase?

Accepted Answer

A) a single-stranded DNA molecule 
B) a double-stranded DNA molecule 
C) a single-stranded mRNA molecule 
D) a double-stranded mRNA molecule 
E) a double-stranded DNA associated with histone proteins 
A) a single-stranded DNA molecule 
B) a double-stranded DNA molecule 
C) a single-stranded mRNA molecule 
D) a double-stranded mRNA molecule 
E) a double-stranded DNA associated with histone proteins

Question 17

Genetically modifieorganisms arengineered

Accepted Answer

A) on wilderness. 
B) on farms. 
C) in laboratories. 
D) on wilderness and on farms. 
E) on farms and in laboratories. 
A) on wilderness. 
B) on farms. 
C) in laboratories. 
D) on wilderness and on farms. 
E) on farms and in laboratories.

Question 18

Which of thfollowing describes most accurately thprocess of DNA cloning?

Accepted Answer

A) set of laboratory procedures that consist of amplifying a fragment of DNA in vitro 
B) set of laboratory procedures that consist of isolation of a DNA fragment from a living organism and insertion of it into a plasmid 
C) set of laboratory procedures that uses living cells to make many identical copies of a DNA fragment 
D) set of laboratory procedures by which a DNA fragment is transferred from a living organism to a chip 
E) the manipulation of DNA fragments in a laboratory using modern techniques of molecular biology 
A) set of laboratory procedures that consist of amplifying a fragment of DNA in vitro 
B) set of laboratory procedures that consist of isolation of a DNA fragment from a living organism and insertion of it into a plasmid 
C) set of laboratory procedures that uses living cells to make many identical copies of a DNA fragment 
D) set of laboratory procedures by which a DNA fragment is transferred from a living organism to a chip 
E) the manipulation of DNA fragments in a laboratory using modern techniques of molecular biology

Question 19

A restriction enzymis likely to cut which of thfollowing molecules?

Accepted Answer

A) a single-stranded DNA molecule 
B) a double-stranded DNA molecule 
C) a single-stranded mRNA molecule 
D) a double-stranded mRNA molecule 
E) a double-stranded DNA associated with histone proteins 
A) a single-stranded DNA molecule 
B) a double-stranded DNA molecule 
C) a single-stranded mRNA molecule 
D) a double-stranded mRNA molecule 
E) a double-stranded DNA associated with histone proteins

Question 20

About __________ percent of thhuman genomis uniquto each individual.

Accepted Answer

A) 0 
B) 0.5 
C) 1 
D) 2 
E) 5 
A) 0 
B) 0.5 
C) 1 
D) 2 
E) 5

Exam 10: Biotechnology

Which of thfollowing lists contains a combination of molecules involvein thcloning process?

In DNA molecules, which of thfollowing bonds ardisrupteat high temperatures?

In which year was thhuman genompublished?

DtxR is a protein that controls expression of genes involvein acquisition of iron in thbacteriuCorynebacteriudiphteriae.IdeR, a homologous of that protein, was founin Mycobacteriutuberculosis playing thsamrole.Which of thfollowing approaches was usein order to achievthat result?

Which of thfollowing subdisciplines of biology focuses on comparing genetic information of different species?

Four of thfivanswers listebelow arcrop plants that havbeen genetically modified.Select thEXCEPTION.

Which of thfollowing discoveries alloweresearchers to cut hugDNA molecules into manageablfragments?

Which of thfollowing components is NOT essential for DNA cloning?

When was thinsulin produceby transgenic bacteria approveby thFDA (FooanDrug Administration)?

Four of thfivanswers listebelow arinvolvein engineering anexpressing a recombinant DNA molecule.Select thEXCEPTION.

Which of thfollowing genetic problems is NOT being addresseby gentherapy?

A genetically modifiericplant is also called

Examine the following figure and answer questions -In step A, which of thfollowing molecules woulbresponsiblfor thproduction of molecul#2?

Which of thfollowing organisms is (are) easily modifieby genetic engineering?

Which of thfollowing molecules can buseas a cloning vector?

Which of thfollowing molecules may bthsubstratof DNA ligase?

Genetically modifieorganisms arengineered

Which of thfollowing describes most accurately thprocess of DNA cloning?

A restriction enzymis likely to cut which of thfollowing molecules?

About __________ percent of thhuman genomis uniquto each individual.

Invitation to Biology

Molecules of Life

Cell Structure

Energy and Metabolism

Capturing and Releasing Energy

Dna Structure and Function

Gene Expression and Control

How Cells Reproduce

Patterns of Inheritance

Evidence of Evolution

Processes of Evolution

Early Life Forms and the Viruses

Plants and Fungi

Animal Evolutionunit

Population Ecology

Communities and Ecosystems

The Biosphere and Human Eff Ects

Animal Tissues and Organs

How Animals Move

Circulation and Respiration

Immunity

Digestion and Excretion

Neural Control and the Senses

Endocrine Control

Reproduction and Development

Plant Form and Function

Plant Reproduction and Development

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