Question 1

Which of the following is not a desirable trait for a genetically engineered plant?

Accepted Answer

A)   disease resistant
B)   salt sensitive
C)   improved yield
D)   modified wood pulp
E)   drought tolerant

Question 2

Place the following steps in order for the cloning of a gene.1.DNA ligase seals foreign DNA into a plasmid.2.A restriction enzyme is used to cleave DNA.3.The bacterium makes a product.4.Some of the bacterial cells take up a recombinant plasmid.5.The plasmid replicates on its own.

Accepted Answer

A)   2,1,4,5,3
B)   1,2,3,4,5
C)   3,1,2,4,5
D)   5,1,4,3,2
E)   1,3,2,4,5

Question 3

What is the name of the enzyme that fits new complementary DNA nucleotides into the new strand?

Accepted Answer

A)   DNA polymerase
B)   DNA helicase
C)   DNA replicase
D)   DNA ligase
E)   DNA telomerase

Question 4

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

Accepted Answer

A) True 
 B)False

Question 5

In the RNA sequence CAAUGACCAG,what will be the first amino acid incorporated?

Accepted Answer

A)   alanine
B)   glutamine
C)   methionine
D)   valine
E)   glycine

Question 6

Which of the following would be an example of pretranscriptional control?

Accepted Answer

A)   The chromosomes must decondense.
B)   Transcription factors help initiate transcription.
C)   The mRNA is processed before it leaves the nucleus.
D)   The life expectancy of the mRNA molecules vary.
E)   The polypeptide product is folded to form its functional conformation.

Question 7

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 8

4.The bases in DNA are complementary.A always binds with

Accepted Answer

A)  A.
B)  C.
C)  G.
D)  T.

Question 9

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.

Question 10

One of the disadvantages of PCR is that it requires large amounts of starting material.

Accepted Answer

A) True 
 B)False  False

Question 11

How much of your DNA is identical to the person who sits next to you in biology class?

Accepted Answer

A)   1%
B)   50%
C)   90%
D)   99%
E)   99.9%

Question 12

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 13

Organisms that have had a foreign gene inserted into them are called analytical products.

Accepted Answer

A) True 
 B)False

Question 14

DNA replication is considered

Accepted Answer

A)   conservative.
B)   semiconservative.
C)   dispersive.
D)   relaxed.
E)   stringent.

Question 15

When was the Human Genome Project completed?

Accepted Answer

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

Question 16

Mitochondria also contain DNA.

Accepted Answer

A) True 
 B)False

Question 17

Which of the following is not involved in gene cloning?

Accepted Answer

A)   host cell
B)   vector
C)   restriction enzyme
D)   dyes attached to nucleotides
E)   "sticky" ends

Question 18

The start codon for translation is a

Accepted Answer

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

Question 19

Which structure contains the anticodon?

Accepted Answer

A)   the mRNA
B)   the large ribosomal subunit
C)   the small ribosomal subunit
D)   the tRNA
E)   the rRNA

Question 20

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

Accepted Answer

A) True 
 B)False  True

Exam 21: DNA Biology and Technology

Which of the following is not a desirable trait for a genetically engineered plant?

Correct AnswerverifiedShow Answer

Place the following steps in order for the cloning of a gene.1.DNA ligase seals foreign DNA into a plasmid.2.A restriction enzyme is used to cleave DNA.3.The bacterium makes a product.4.Some of the bacterial cells take up a recombinant plasmid.5.The plasmid replicates on its own.

Correct AnswerverifiedShow Answer

What is the name of the enzyme that fits new complementary DNA nucleotides into the new strand?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

In the RNA sequence CAAUGACCAG,what will be the first amino acid incorporated?

Correct AnswerverifiedShow Answer

Which of the following would be an example of pretranscriptional control?

Correct AnswerverifiedShow Answer

How does modern day sequencing detect dyes on the nucleotides?

Correct AnswerverifiedShow Answer

4.The bases in DNA are complementary.A always binds with

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

One of the disadvantages of PCR is that it requires large amounts of starting material.

Correct AnswerverifiedFalse

How much of your DNA is identical to the person who sits next to you in biology class?

Correct AnswerverifiedShow Answer

All of the RNAs

Correct AnswerverifiedShow Answer

Organisms that have had a foreign gene inserted into them are called analytical products.

Correct AnswerverifiedShow Answer

DNA replication is considered

Correct AnswerverifiedShow Answer

When was the Human Genome Project completed?

Correct AnswerverifiedC

Mitochondria also contain DNA.

Correct AnswerverifiedShow Answer

Which of the following is not involved in gene cloning?

Correct AnswerverifiedShow Answer

The start codon for translation is a

Correct AnswerverifiedShow Answer

Which structure contains the anticodon?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedTrue

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False

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C

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True