Question 1

Which of the following is not an application of PCR?

Accepted Answer

A)  study evolutionary history
B)  study mummies
C)  crime scene investigations
D)  treat cancer
E)  detect a genetic disorder D

Question 2

To transcribe something is to make an identical copy,i.e. ,if the original is DNA,the transcribed copy is also DNA.

Accepted Answer

A) True 
 B)False

Question 3

The start codon for translation is a

Accepted Answer

A)  UAG.
B)  UAA.
C)  AAA.
D)  AUG.
E)  AGU. D

Question 4

List and explain the 5 steps involved in DNA replication.

Accepted Answer

1.The enzyme DNA helicase unwinds and un...

Question 5

In ex vivo gene therapy,therapeutic DNA is injected into body cells with the use of a vector or carrier molecule.

Accepted Answer

A) True 
 B)False

Question 6

The 3-base sequence in a mRNA molecule is called a(n)

Accepted Answer

A)  codon.
B)  transcriptome.
C)  initiator.
D)  mutation.
E)  transposon.

Question 7

Which of the following is not an amino acid?

Accepted Answer

A)  glycine
B)  tryptophan
C)  alanine
D)  valine
E)  uracil

Question 8

How many genes did researchers think the human genome contained? How many did it contain?

Accepted Answer

A)  3 billion;80,000
B)  1 million;1 million
C)  25,000;80,000
D)  80,000;25,000
E)  125 million;1 million

Question 9

When the sequence CGCAAUGCAAGGA is translated,the corresponding protein will be arginine-asparagine-alanine-arginine.

Accepted Answer

A) True 
 B)False

Question 10

How many stop codons are there for translation?

Accepted Answer

A)  one
B)  two
C)  three
D)  four
E)  five

Question 11

How does modern day sequencing detect dyes on the nucleotides?

Accepted Answer

A)  radioactivity
B)  dye terminator chemicals
C)  DNA breakage
D)  laser
E)  by eye

Question 12

Transcribe and then translate the following DNA code: AATCGGTTCCATCGG

Accepted Answer

Transcription would produce the followin...

Question 13

If the codon is CCA,what is the anticodon and what amino acid will be inserted?

Accepted Answer

A)  CCA,proline
B)  GGU,proline
C)  GGT,glycine
D)  ACC,threonine
E)  UGG,tryptophan

Question 14

Mouse models for human diseases,such as cystic fibrosis,have been created by recombinant DNA technology.

Accepted Answer

A) True 
 B)False

Question 15

Researchers found 3 genes on chromosome 22 in chimpanzees that,when compared to our human genes,have given us insight into our
Evolution.What were those three genes?

Accepted Answer

A)  genes for speech development,hearing,and smell
B)  genes for chest size,cranial size,and leg length
C)  genes for taste,opposable thumbs,and bipedalism
D)  genes for speech development,opposable thumbs,and leg length
E)  genes for food preference,bipedalism,and cranial size

Question 16

Which of the following is not true regarding ribosomes?

Accepted Answer

A)  They are composed of two subunits.
B)  They contain both RNA and protein.
C)  They contain an A site and a P site.
D)  They translate RNA into protein.
E)  They function within the nucleus. E

Question 17

More than 50% of the entire human genome codes for functional proteins.

Accepted Answer

A) True 
 B)False

Question 18

When was the Human Genome Project completed?

Accepted Answer

A)  1999
B)  2001
C)  2003
D)  2005
E)  2010

Question 19

All of the RNAs

Accepted Answer

A)  can be found in the ribosomes.
B)  are translated into proteins.
C)  are transcribed from DNA.
D)  function within the nucleus.
E)  interact with amino acids.

Question 20

Which of the following is not a requirement for the genetic material of the cell?

Accepted Answer

A)  It must be able to replicate.
B)  It must be able to store information.
C)  It must be able to undergo mutations.
D)  It must be able to change conformations.
E)  It must be able to provide genetic variability.

Exam 22: DNA Biology and Technology

Which of the following is not an application of PCR?

Correct AnswerverifiedD

To transcribe something is to make an identical copy,i.e. ,if the original is DNA,the transcribed copy is also DNA.

Correct AnswerverifiedShow Answer

The start codon for translation is a

Correct AnswerverifiedD

List and explain the 5 steps involved in DNA replication.

Correct Answerverified1.The enzyme DNA helicase unwinds and un...View AnswerShow Answer

In ex vivo gene therapy,therapeutic DNA is injected into body cells with the use of a vector or carrier molecule.

Correct AnswerverifiedShow Answer

The 3-base sequence in a mRNA molecule is called a(n)

Correct AnswerverifiedShow Answer

Which of the following is not an amino acid?

Correct AnswerverifiedShow Answer

How many genes did researchers think the human genome contained? How many did it contain?

Correct AnswerverifiedShow Answer

When the sequence CGCAAUGCAAGGA is translated,the corresponding protein will be arginine-asparagine-alanine-arginine.

Correct AnswerverifiedShow Answer

How many stop codons are there for translation?

Correct AnswerverifiedShow Answer

How does modern day sequencing detect dyes on the nucleotides?

Correct AnswerverifiedShow Answer

Transcribe and then translate the following DNA code: AATCGGTTCCATCGG

Correct AnswerverifiedTranscription would produce the followin...View AnswerShow Answer

If the codon is CCA,what is the anticodon and what amino acid will be inserted?

Correct AnswerverifiedShow Answer

Mouse models for human diseases,such as cystic fibrosis,have been created by recombinant DNA technology.

Correct AnswerverifiedShow Answer

Researchers found 3 genes on chromosome 22 in chimpanzees that,when compared to our human genes,have given us insight into our Evolution.What were those three genes?

Correct AnswerverifiedShow Answer

Which of the following is not true regarding ribosomes?

Correct AnswerverifiedE

More than 50% of the entire human genome codes for functional proteins.

Correct AnswerverifiedShow Answer

When was the Human Genome Project completed?

Correct AnswerverifiedShow Answer

All of the RNAs

Correct AnswerverifiedShow Answer

Which of the following is not a requirement for the genetic material of the cell?

Correct AnswerverifiedShow Answer

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1.The enzyme DNA helicase unwinds and un...
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Transcription would produce the followin...
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E

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