Question 1

Both DNA and RNA are

Accepted Answer

A)  found in the cytoplasm. 
B)  transcribed. 
C)  translated. 
D)  found in the nucleus. 
E)  considered the genetic material of the cell. 
A)  found in the cytoplasm. 
B)  transcribed. 
C)  translated. 
D)  found in the nucleus. 
E)  considered the genetic material of the cell.

Question 2

How is the recombinant product procured from transgenic bacteria? Transgenic goats?

Accepted Answer

A)  eat them, from growth media 
B)  from growth media, drink milk 
C)  eat them, eat them 
D)  drink milk, drink milk 
E)  from growth media, from growth media 
A)  eat them, from growth media 
B)  from growth media, drink milk 
C)  eat them, eat them 
D)  drink milk, drink milk 
E)  from growth media, from growth media

Question 3

Describe the similarities and differences between DNA and RNA.

Accepted Answer

DNA - RNA SIMILARITIES: BOTH ARE NUCLEIC

Question 4

Which of the following is not a potential function of proteins?

Accepted Answer

A)  enzymes to catalyze chemical reactions 
B)  neurotransmitters to aid the nervous system 
C)  antibodies for the immune system 
D)  storage form for genetic information 
E)  hormones to change cellular activity 
A)  enzymes to catalyze chemical reactions 
B)  neurotransmitters to aid the nervous system 
C)  antibodies for the immune system 
D)  storage form for genetic information 
E)  hormones to change cellular activity

Question 5

Transcribe and then translate the following DNA code: AATCGGTTCCATCGG

Accepted Answer

Transcription would produce the followin

Question 6

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

Accepted Answer

A) True 
 B)False

Question 7

Which of the following statements about PCR is not true?

Accepted Answer

A)  PCR stands for "polymerizing copies of RNA."" 
B)  PCR can create millions of copies of a segment of DNA in a test tube. 
C)  PCR uses DNA polymerase. 
D)  The amount of DNA doubles with each replication cycle. 
E)  The target is repeatedly replicated. 
A)  PCR stands for "polymerizing copies of RNA."" 
B)  PCR can create millions of copies of a segment of DNA in a test tube. 
C)  PCR uses DNA polymerase. 
D)  The amount of DNA doubles with each replication cycle. 
E)  The target is repeatedly replicated.

Question 8

How many stop codons are there for translation?

Accepted Answer

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

Question 9

Mitochondria also contain DNA.

Accepted Answer

A) True 
 B)False

Question 10

How many different amino acids are commonly found in proteins?

Accepted Answer

A)  5 
B)  10 
C)  20 
D)  50 
E)  over 100 
A)  5 
B)  10 
C)  20 
D)  50 
E)  over 100

Question 11

How many codons are there for leucine?

Accepted Answer

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

Question 12

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 13

Which of the following are found within the monomer unit of DNA?

Accepted Answer

A)  phosphate, nitrogen base 
B)  phosphate, amino acids 
C)  fatty acids, sugars 
D)  amino acids, nitrogen base 
E)  nitrogen base, fatty acid 
A)  phosphate, nitrogen base 
B)  phosphate, amino acids 
C)  fatty acids, sugars 
D)  amino acids, nitrogen base 
E)  nitrogen base, fatty acid

Question 14

Ex vivo gene therapy has been used to treat which of the following diseases?

Accepted Answer

A)  SCID 
B)  cardiovascular disease 
C)  Huntington disease 
D)  endocrine disorder 
E)  all of these 
A)  SCID 
B)  cardiovascular disease 
C)  Huntington disease 
D)  endocrine disorder 
E)  all of these

Question 15

What is the goal of functional genomics?

Accepted Answer

A)  to determine all of the human genome sequence 
B)  to determine the genome sequence of other organisms useful to humans 
C)  to determine the purpose of our genes and how they form a human being 
D)  to determine how all the proteins within the cell interact 
E)  to carry out gene therapy for human diseases 
A)  to determine all of the human genome sequence 
B)  to determine the genome sequence of other organisms useful to humans 
C)  to determine the purpose of our genes and how they form a human being 
D)  to determine how all the proteins within the cell interact 
E)  to carry out gene therapy for human diseases

Question 16

As the RNA is being made, it is exported from the nucleus to the cytoplasm for translation.

Accepted Answer

A) True 
 B)False

Question 17

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

Question 18

An individual has a genetic disorder in which their cell is not forming the correct protein structure for the cell membrane to allow entry of a particular ion. Doctors have determined that in order to help cure this person they need to alter the shape of the protein. Which type of regulation of gene expression would have the greatest chance of success?

Accepted Answer

A)  posttranslational control 
B)  posttranscriptional control 
C)  transcriptional control 
D)  translational control 
E)  pretranscriptional control 
A)  posttranslational control 
B)  posttranscriptional control 
C)  transcriptional control 
D)  translational control 
E)  pretranscriptional control

Question 19

Which of the following is not true about the structure of DNA?

Accepted Answer

A)  The sides of the ladder structure are made up of sugar and phosphate. 
B)  The bases form the "rungs" of the ladder structure. 
C)  The two strands are considered parallel. 
D)  The ladder structure is twisted into a double helix. 
E)  A always pairs with T and G always pairs with C. 
A)  The sides of the ladder structure are made up of sugar and phosphate. 
B)  The bases form the "rungs" of the ladder structure. 
C)  The two strands are considered parallel. 
D)  The ladder structure is twisted into a double helix. 
E)  A always pairs with T and G always pairs with C.

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. 
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 21: DNA Biology and Technology

Both DNA and RNA are

How is the recombinant product procured from transgenic bacteria? Transgenic goats?

Describe the similarities and differences between DNA and RNA.

Which of the following is not a potential function of proteins?

Transcribe and then translate the following DNA code: AATCGGTTCCATCGG

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

Which of the following statements about PCR is not true?

How many stop codons are there for translation?

Mitochondria also contain DNA.

How many different amino acids are commonly found in proteins?

How many codons are there for leucine?

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

Which of the following are found within the monomer unit of DNA?

Ex vivo gene therapy has been used to treat which of the following diseases?

What is the goal of functional genomics?

As the RNA is being made, it is exported from the nucleus to the cytoplasm for translation.

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

Which of the following is not true about the structure of DNA?

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

Exploring Life and Science

Chemistry of Life

Cell Structure and Function

Organization and Regulation of Body Systems

Cardiovascular System: Heart and Blood Vessels

Cardiovascular System: Blood

The Lymphatic and Immune Systems

Digestive System and Nutrition

Respiratory System

Urinary System

Skeletal System

Muscular System

Nervous System

Senses

Endocrine System

Reproductive System

Human Development and Aging

Patterns of Chromosome Inheritance

Cancer

Patterns of Genetic Inheritance

Human Evolution

Global Ecology and Human Interferences

Human Population, Planetary Resources, and Conservation

Infectious Diseases Supplement

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