Question 1

In automated DNA sequencing, eventually there will be millions of DNA fragments all tagged at

Accepted Answer

A)  one end. 
B)  both ends. 
C)  every nucleotide. 
D)  the most numerous nucleotide. 
E)  the least numerous nucleotide. 
A)  one end. 
B)  both ends. 
C)  every nucleotide. 
D)  the most numerous nucleotide. 
E)  the least numerous nucleotide. A

Question 2

Which of the following statements is true?

Accepted Answer

A)  There is no danger involved in recombinant DNA research in humans. 
B)  There is no danger involved in recombinant DNA research in bacteria. 
C)  There is no danger in releasing recombinant organisms into the environment. 
D)  Stringent safety rules make the use of recombinant DNA research possible. 
E)  None of these statements is true. 
A)  There is no danger involved in recombinant DNA research in humans. 
B)  There is no danger involved in recombinant DNA research in bacteria. 
C)  There is no danger in releasing recombinant organisms into the environment. 
D)  Stringent safety rules make the use of recombinant DNA research possible. 
E)  None of these statements is true. D

Question 3

Classification.To answer the following questions refer to the four items listed below.
a.cDNA
b.restriction enzyme
c.reverse transcriptase
d.gene library
-In DNA cloning, __________ cut DNA into pieces.

Accepted Answer

restriction enzymes

Question 4

Classification.To answer the following questions refer to the four items listed below.
a.cDNA
b.restriction enzyme
c.reverse transcriptase
d.gene library
-These are collections of host cells that house cloned DNA.

Accepted Answer

The answer of Classification.To answer the following questions refer to...

Question 5

The polymerase chain reaction (PCR) uses ________ and a heat-resistant DNA polymerase to rapidly increase the number of molecules of a DNA fragment.

Accepted Answer

The answer of The polymerase chain reaction (PCR) uses ________...

Question 6

How could personal DNA testing be beneficial to medicine?

Accepted Answer

If doctors could access their patient's

Question 7

RNA cannot be cloned directly.________, a viral enzyme, is used to convert single-stranded RNA into ___________ for cloning.

Accepted Answer

Reverse tr

Question 8

Bacteria use restriction enzymes to

Accepted Answer

A)  integrate viral DNA. 
B)  destroy viral DNA. 
C)  prevent mutation of their DNA. 
D)  copy their genes. 
E)  inhibit the expression of some of their genes. 
A)  integrate viral DNA. 
B)  destroy viral DNA. 
C)  prevent mutation of their DNA. 
D)  copy their genes. 
E)  inhibit the expression of some of their genes.

Question 9

How many single nucleotide polymorphisms have been identified in humans?

Accepted Answer

A)  10s 
B)  100s 
C)  1000s 
D)  100 000s 
E)  1 000 000s 
A)  10s 
B)  100s 
C)  1000s 
D)  100 000s 
E)  1 000 000s

Question 10

For the polymerase chain reaction to occur,

Accepted Answer

A)  isolated DNA molecules must be primed. 
B)  all DNA fragments must be identical. 
C)  the DNA must remain double stranded. 
D)  a sticky end must be available for the ligase enzyme to function. 
E)  all of these must occur. 
A)  isolated DNA molecules must be primed. 
B)  all DNA fragments must be identical. 
C)  the DNA must remain double stranded. 
D)  a sticky end must be available for the ligase enzyme to function. 
E)  all of these must occur.

Question 11

-The process illustrated in the figure is a step in

Accepted Answer

A)  the production of recombinant DNA. 
B)  probing for transferred genes. 
C)  DNA fingerprinting. 
D)  sequencing DNA. 
E)  producing radioactive probes. 
A)  the production of recombinant DNA. 
B)  probing for transferred genes. 
C)  DNA fingerprinting. 
D)  sequencing DNA. 
E)  producing radioactive probes.

Question 12

MATCHING
Classification.To answer the following questions refer to the five items listed below:
a.restriction enzymes
b.recombinants
c.plasmids
d.clones
e.restriction sites
-The function of these is to cut apart foreign DNA molecules.

Accepted Answer

The answer of MATCHING
Classification.To answer the following questions refer to...

Question 13

Recombinant DNA is any DNA that

Accepted Answer

A)  has been cut by restriction enzymes. 
B)  is at least four to eight base pairs in length. 
C)  has had its gene sequence rearranged. 
D)  consists of base pairs from two or more organisms of the same or different species. 
E)  is none of these. 
A)  has been cut by restriction enzymes. 
B)  is at least four to eight base pairs in length. 
C)  has had its gene sequence rearranged. 
D)  consists of base pairs from two or more organisms of the same or different species. 
E)  is none of these.

Question 14

Classification.To answer the following questions refer to the four items listed below.
a.cDNA
b.restriction enzyme
c.reverse transcriptase
d.gene library
-This is any DNA made from mRNA transcripts.

Accepted Answer

The answer of Classification.To answer the following questions refer to...

Question 15

Why are cDNA libraries considered so valuable?

Accepted Answer

With a cDNA library, the gene

Question 16

Gel electrophoresis separates the DNA fragments according to

Accepted Answer

A)  their length. 
B)  their mass. 
C)  their speed of travel through the gel. 
D)  the number of nucleotides in the fragment. 
E)  all of these. 
A)  their length. 
B)  their mass. 
C)  their speed of travel through the gel. 
D)  the number of nucleotides in the fragment. 
E)  all of these.

Question 17

Nucleic acid hybridization is the pairing between

Accepted Answer

A)  cDNA and DNA. 
B)  mRNA and cDNA. 
C)  mRNA and DNA. 
D)  mRNA and tRNA. 
E)  DNA or RNA from more than one source. 
A)  cDNA and DNA. 
B)  mRNA and cDNA. 
C)  mRNA and DNA. 
D)  mRNA and tRNA. 
E)  DNA or RNA from more than one source.

Question 18

Enzymes used to cut genes in recombinant DNA research are

Accepted Answer

A)  ligases. 
B)  restriction enzymes. 
C)  transcriptases. 
D)  DNA polymerases. 
E)  replicases. 
A)  ligases. 
B)  restriction enzymes. 
C)  transcriptases. 
D)  DNA polymerases. 
E)  replicases.

Question 19

MATCHING
Classification.To answer the following questions refer to the five items listed below:
a.restriction enzymes
b.recombinants
c.plasmids
d.clones
e.restriction sites
-These are bacterial populations containing thousands or millions of identical copies of one to several genes.

Accepted Answer

The answer of MATCHING
Classification.To answer the following questions refer to...

Question 20

Restriction enzymes cut double-stranded DNA at a specific base sequence

Accepted Answer

A)  between genes. 
B)  and produce fragments of four to eight base pairs in length. 
C)  between bacterial and viral DNAs. 
D)  between purines and pyrimidines. 
E)  between promoter and operator DNA sequences. 
A)  between genes. 
B)  and produce fragments of four to eight base pairs in length. 
C)  between bacterial and viral DNAs. 
D)  between purines and pyrimidines. 
E)  between promoter and operator DNA sequences.

Exam 15: Studying and Manipulating Genomes

In automated DNA sequencing, eventually there will be millions of DNA fragments all tagged at

Which of the following statements is true?

Classification.To answer the following questions refer to the four items listed below. a.cDNA b.restriction enzyme c.reverse transcriptase d.gene library -In DNA cloning, __________ cut DNA into pieces.

Classification.To answer the following questions refer to the four items listed below. a.cDNA b.restriction enzyme c.reverse transcriptase d.gene library -These are collections of host cells that house cloned DNA.

The polymerase chain reaction (PCR) uses ________ and a heat-resistant DNA polymerase to rapidly increase the number of molecules of a DNA fragment.

How could personal DNA testing be beneficial to medicine?

RNA cannot be cloned directly.________, a viral enzyme, is used to convert single-stranded RNA into ___________ for cloning.

Bacteria use restriction enzymes to

How many single nucleotide polymorphisms have been identified in humans?

For the polymerase chain reaction to occur,

-The process illustrated in the figure is a step in

MATCHING Classification.To answer the following questions refer to the five items listed below: a.restriction enzymes b.recombinants c.plasmids d.clones e.restriction sites -The function of these is to cut apart foreign DNA molecules.

Recombinant DNA is any DNA that

Classification.To answer the following questions refer to the four items listed below. a.cDNA b.restriction enzyme c.reverse transcriptase d.gene library -This is any DNA made from mRNA transcripts.

Why are cDNA libraries considered so valuable?

Gel electrophoresis separates the DNA fragments according to

Nucleic acid hybridization is the pairing between

Enzymes used to cut genes in recombinant DNA research are

MATCHING Classification.To answer the following questions refer to the five items listed below: a.restriction enzymes b.recombinants c.plasmids d.clones e.restriction sites -These are bacterial populations containing thousands or millions of identical copies of one to several genes.

Restriction enzymes cut double-stranded DNA at a specific base sequence

Invitation to Biology

Lifes Chemical Basis

Molecules of Life

Cell Structure and Function

Ground Rules of Metabolism

Where It Startsphotosynthesis

How Cells Release Chemical Energy

Dna Structure and Function

From Dna to Protein

Gene Control

How Cells Reproduce

Meiosis and Sexual Reproduction

Observing Patterns in Inherited Traits

Chromosomes and Human Inheritance

Evidence of Evolution

Processes of Evolution

Organizing Information About Species

Lifes Origin and Early Evolution

Viruses and Prokaryotes

Protiststhe Simplest Eukaryotes

The Land Plants

Fungi

Animal Evolutionthe Invertebrates

Animal Evolutionthe Chordates

Animal Evolutionhuman Evolution

Plant Tissues

Plant Nutrition and Transport

Life Cycles of Flowering Plants

Communication Strategies in Plants

Animal Tissues and Organ Systems

Neural Control

Sensory Perception

Endocrine Control

Structural Support and Movement

Circulation

Immunity

Respiration

Digestion and Nutrition

Maintaining the Internal Environment

Animal Reproductive Systems

Animal Development

Animal Behavior

Population Ecology

Community Ecology

Ecosystems

The Biosphere

Human Impacts on the Biosphere

Filters

RNA cannot be cloned directly., a viral enzyme, is used to convert single-stranded RNA into ___ for cloning.