Question 1

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 A

Question 2

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. C

Question 3

When was the Human Genome Project completed?

Accepted Answer

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

Question 4

Place the following steps for the cloning of a gene in order: 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 
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 5

Which of the following is not true about transcription factors?

Accepted Answer

A)  Transcription factors are DNA-binding proteins. 
B)  Transcription factors are considered external cell regulators. 
C)  There are many different types of transcription factors. 
D)  Specialization of cells is determined/influenced by which transcription factors are active in the cell. 
E)  Genes code for transcription factors. 
A)  Transcription factors are DNA-binding proteins. 
B)  Transcription factors are considered external cell regulators. 
C)  There are many different types of transcription factors. 
D)  Specialization of cells is determined/influenced by which transcription factors are active in the cell. 
E)  Genes code for transcription factors.

Question 6

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. 
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.

Question 7

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

Accepted Answer

A) True 
 B)False

Question 8

CRISPR was first discovered in fungi, where it acts as a form of immune defense against invading bacteria.

Accepted Answer

A) True 
 B)False

Question 9

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

Question 10

Which of the following is not a level of regulation of gene expression?

Accepted Answer

A)  Pretranscriptional 
B)  Transcriptional 
C)  Posttranscriptional 
D)  Prereplicational 
E)  Translational 
A)  Pretranscriptional 
B)  Transcriptional 
C)  Posttranscriptional 
D)  Prereplicational 
E)  Translational

Question 11

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

Question 12

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 13

The "r" in "rRNA" stands for reticulum RNA because this type of RNA is associated with the endoplasmic reticulum.

Accepted Answer

A) True 
 B)False

Question 14

The sugar in DNA is deoxyribose while the sugar in RNA is ribose.

Accepted Answer

A) True 
 B)False

Question 15

The bases in DNA are complementary. A always binds with

Accepted Answer

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

Question 16

What enzyme is responsible for transcription formation of mRNA)?

Accepted Answer

A)  helicase 
B)  DNA polymerase 
C)  RNA polymerase 
D)  ligase 
E)  protease 
A)  helicase 
B)  DNA polymerase 
C)  RNA polymerase 
D)  ligase 
E)  protease

Question 17

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

Accepted Answer

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

Question 18

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 19

How many different amino acids are 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 20

What are the three things DNA must be able to do in order to serve as the genetic material?

Accepted Answer

In order to serve as the genet

Exam 22: Dna Piology and Technology

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

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

When was the Human Genome Project completed?

Place the following steps for the cloning of a gene in order: 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.

Which of the following is not true about transcription factors?

Which of the following is not true regarding ribosomes?

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

CRISPR was first discovered in fungi, where it acts as a form of immune defense against invading bacteria.

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

Which of the following is not a level of regulation of gene expression?

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

The "r" in "rRNA" stands for reticulum RNA because this type of RNA is associated with the endoplasmic reticulum.

The sugar in DNA is deoxyribose while the sugar in RNA is ribose.

The bases in DNA are complementary. A always binds with

What enzyme is responsible for transcription formation of mRNA)?

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

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

How many different amino acids are found in proteins?

What are the three things DNA must be able to do in order to serve as the genetic material?

Human Organization

Chemistery of Life

Cell Structure and Function

Torganization and Regulation of Body Systems

Cardiovascular System : Heart and Blood Vessels

Cardiovascular System : Blood

The Lumphatic and Immune Systems

Biology of Infectious Diseases

Digestive System and Nutrition

Respiratory System

Urinary System

Skeletal System

Muscular System

Nervous System

Senses

Endocring System

Reproductive System

Development and Aging

Patterns of Chromosome Inheritance

Cancer

Patterns of Genetic Inheritance

Hummen Evolution

Ecology and the Nature of Ecosystems

Hummen Interactions With the Biosphere

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