Question 1

The scientists credited for the discovery of DNA are ____.

Accepted Answer

A)  Smith and Jones
B)  Heisnberg and Frizt
C)  Watson and Crick
D)  Singer and Nicholson
E)  Franklin and RamseyF) A) and B)
G) C) and D)

Question 2

Which of the following methods of DNA amplification does NOT require cloning?

Accepted Answer

A)  reverse transcription
B)  polymerase chain reaction
C)  cloned DNA
D)  reverse transcription and polymerase chain reaction
E)  polymerase chain reaction and cloned DNAF) A) and C)
G) A) and B)

Question 3

Making a protein from mRNA is known as ____.

Accepted Answer

A)  translation
B)  transcription
C)  polymerase
D)  replication
E)  promoter ​F) A) and E)
G) C) and D) A

Question 4

Which of the following is NOT characteristic of RNA?

Accepted Answer

A)  single stranded
B)  ribose sugar
C)  found only in the nucleus
D)  uracil base
E)  does not contain thymineF) B) and C)
G) A) and B)

Question 5

The first bioengineered organisms were ____.

Accepted Answer

A)  Viruses
B)  Fungi
C)  Protozoans
D)  plant cells
E)  BacteriaF) C) and D)
G) A) and B)

Question 6

Where in the DNA molecule are hydrogen bonds?

Accepted Answer

A)  between sugars
B)  between phosphates
C)  between sugar and phosphate
D)  between bases
E)  in the backboneF) A) and E)
G) A) and B)

Question 7

What type of genetically-engineered organism produces drugs that treat cystic fibrosis and prevent blood clots?

Accepted Answer

A)  Bacteria
B)  Dogs
C)  Mice
D)  Goats
E)  VirusesF) D) and E)
G) B) and E)

Question 8

Genetically-engineered organisms that carry foreign DNA are ____.

Accepted Answer

A)  Mutated
B)  Transgenic
C)  Transformed
D)  Virulent
E)  DiseasedF) All of the above
G) None of the above

Question 9

What percentage of human DNA is devoted to coding exons?

Accepted Answer

A)  1%
B)  15%
C)  25%
D)  50%
E)  100%F) B) and C)
G) B) and D)

Question 10

What type of cloning is used to grow replacement human tissues and organs?

Accepted Answer

A)  Reproductive
B)  Genetic
C)  Pharmaceutical
D)  Prophylactic
E)  TherapeuticF) C) and D)
G) A) and B)

Question 11

DNA replication is described as ____.

Accepted Answer

A)  hemiconservative
B)  conservative
C)  double stranded
D)  semiconservative
E)  conservedF) A) and B)
G) B) and D) D

Question 12

What type of cloning is used to creating a cloned embryo?

Accepted Answer

A)  Reproductive
B)  Genetic
C)  Pharmaceutical
D)  Prophylactic
E)  TherapeuticF) A) and B)
G) B) and E) A

Question 13

About how many SNPs exists in the human genome?

Accepted Answer

A)  1 million
B)  3 million
C)  30 million
D)  1 billion
E)  3 billionF) All of the above
G) B) and E)

Question 14

The start codon is ____. The start codon is ____.

Accepted Answer

A)  AAA
B)  TTT
C)  AUG
D)  GUA
E)  UUU ​F) D) and E)
G) All of the above

Question 15

During translation which molecule is formed?

Accepted Answer

A)  DNA
B)  mRNA
C)  tRNA
D)  proteins
E)  ribosomesF) A) and E)
G) C) and D)

Question 16

The small circular molecules of DNA in bacteria are known as ____.

Accepted Answer

A)  plasmids
B)  desmids
C)  primers
D)  clones
E)  microparticlesF) A) and C)
G) A) and B)

Question 17

Which molecule contains anticodons?

Accepted Answer

A)  DNA
B)  mRNA
C)  rRNA
D)  tRNA
E)  dRNAF) A) and B)
G) A) and C)

Question 18

The molecule that shuttles amino acids during protein synthesis is ____.

Accepted Answer

A)  DNA
B)  mRNA
C)  rRNA
D)  tRNA
E)  dRNAF) A) and B)
G) B) and D)

Question 19

The double helix structure describes the shape of ____.

Accepted Answer

A)  RNA
B)  proteins
C)  three dimensional proteins
D)  DNA
E)  ribosomesF) A) and E)
G) All of the above

Question 20

Which portion of DNA serves as the starting point for a gene?

Accepted Answer

A)  promoter
B)  nucleotide cap
C)  codon
D)  transcript
E)  polymeraseF) A) and D)
G) A) and E)

Exam 21: DNA Genes and Biotechnology

The scientists credited for the discovery of DNA are ____.

Correct AnswerverifiedShow Answer

Which of the following methods of DNA amplification does NOT require cloning?

Correct AnswerverifiedShow Answer

Making a protein from mRNA is known as ____.

Correct AnswerverifiedA

Which of the following is NOT characteristic of RNA?

Correct AnswerverifiedShow Answer

The first bioengineered organisms were ____.

Correct AnswerverifiedShow Answer

Where in the DNA molecule are hydrogen bonds?

Correct AnswerverifiedShow Answer

What type of genetically-engineered organism produces drugs that treat cystic fibrosis and prevent blood clots?

Correct AnswerverifiedShow Answer

Genetically-engineered organisms that carry foreign DNA are ____.

Correct AnswerverifiedShow Answer

What percentage of human DNA is devoted to coding exons?

Correct AnswerverifiedShow Answer

What type of cloning is used to grow replacement human tissues and organs?

Correct AnswerverifiedShow Answer

DNA replication is described as ____.

Correct AnswerverifiedD

What type of cloning is used to creating a cloned embryo?

Correct AnswerverifiedA

About how many SNPs exists in the human genome?

Correct AnswerverifiedShow Answer

The start codon is ____. The start codon is ____.

Correct AnswerverifiedShow Answer

During translation which molecule is formed?

Correct AnswerverifiedShow Answer

The small circular molecules of DNA in bacteria are known as ____.

Correct AnswerverifiedShow Answer

Which molecule contains anticodons?

Correct AnswerverifiedShow Answer

The molecule that shuttles amino acids during protein synthesis is ____.

Correct AnswerverifiedShow Answer

The double helix structure describes the shape of ____.

Correct AnswerverifiedShow Answer

Which portion of DNA serves as the starting point for a gene?

Correct AnswerverifiedShow Answer

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The start codon is . The start codon is .

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