Question 1

The two different forms of fibronectin mRNA produced by two different kinds of cells is an example of

Accepted Answer

A)  ​transcriptional control. 
B)  post-transcriptional control.. 
C)  ​transport control. 
D)  ​translational control. 
E)  ​post-translational control. 
A)  ​transcriptional control. 
B)  post-transcriptional control.. 
C)  ​transport control. 
D)  ​translational control. 
E)  ​post-translational control.

Question 2

A mammalian female's

Accepted Answer

A)  ​cells usually have multiple Barr bodies. 
B)  ​body is a mosaic for the X-linked traits she inherits. 
C)  ​Barr bodies are active in some cells. 
D)  ​Barr bodies are produced after puberty. 
E)  ​X-linked recessive genes are always expressed because of the deactivation of an X chromosome in each cell. 
A)  ​cells usually have multiple Barr bodies. 
B)  ​body is a mosaic for the X-linked traits she inherits. 
C)  ​Barr bodies are active in some cells. 
D)  ​Barr bodies are produced after puberty. 
E)  ​X-linked recessive genes are always expressed because of the deactivation of an X chromosome in each cell.

Question 3

Choose the proper item below for the following statement.
-repressors, activators, and transcription factors

Accepted Answer

A) ​operon 
B) ​operator 
C) ​promoter 
D) ​riboswitch 
E) ​regulator protein 
A) ​operon 
B) ​operator 
C) ​promoter 
D) ​riboswitch 
E) ​regulator protein

Question 4

On its own, the product of the C group gene alone in Arabidopsis thaliana triggers

Accepted Answer

A)  ​sepal development. 
B)  ​stamen development. 
C)  ​carpel development. 
D)  ​petal development. 
E)  ​stamen and carpel development. 
A)  ​sepal development. 
B)  ​stamen development. 
C)  ​carpel development. 
D)  ​petal development. 
E)  ​stamen and carpel development.

Question 5

Choose the proper item below for the following statement.
-when the repressor is inactivated, RNA polymerase can bind here and allow transcription to occur

Accepted Answer

A) ​operon 
B) ​operator 
C) ​promoter 
D) ​riboswitch 
E) ​regulator protein 
A) ​operon 
B) ​operator 
C) ​promoter 
D) ​riboswitch 
E) ​regulator protein

Question 6

X chromosome inactivation results in the

Accepted Answer

A)  ​total inactivation of both X chromosomes. 
B)  ​inactivation of only the paternal X chromosome. 
C)  ​inactivation of only the maternal X chromosome. 
D)  ​inactivation of either the paternal X chromosome or the maternal X chromosome. 
E)  ​nonrandom inactivation of X chromosomes in the initial cells of tissues. 
A)  ​total inactivation of both X chromosomes. 
B)  ​inactivation of only the paternal X chromosome. 
C)  ​inactivation of only the maternal X chromosome. 
D)  ​inactivation of either the paternal X chromosome or the maternal X chromosome. 
E)  ​nonrandom inactivation of X chromosomes in the initial cells of tissues.

Question 7

Choose the proper item below for the following statement.
-sequence in a prokaryotic mRNA molecule that can regulate its translation

Accepted Answer

A) ​operon 
B) ​operator 
C) ​promoter 
D) ​riboswitch 
E) ​regulator protein 
A) ​operon 
B) ​operator 
C) ​promoter 
D) ​riboswitch 
E) ​regulator protein

Question 8

Choose the one most appropriate answer for each.
-BRCA1

Accepted Answer

A) a condensed X chromosome 
B) protein that combines with DNA all along its length 
C) attaches or detaches from operator to regulate transcription 
D) portion of the operon that binds RNA polymerase 
E) genes that induce expression of other genes
F)genes controlling the development of the body plan
G)the mutated form of this gene is associated with breast cancer
H)binding sites on DNA for regulatory proteins that increase transcription rates 
A) a condensed X chromosome 
B) protein that combines with DNA all along its length 
C) attaches or detaches from operator to regulate transcription 
D) portion of the operon that binds RNA polymerase 
E) genes that induce expression of other genes
F)genes controlling the development of the body plan
G)the mutated form of this gene is associated with breast cancer
H)binding sites on DNA for regulatory proteins that increase transcription rates

Question 9

Choose the proper item below for the following statement.
-arepressor protein can shut down transcription by binding here

Accepted Answer

A) ​operon 
B) ​operator 
C) ​promoter 
D) ​riboswitch 
E) ​regulator protein 
A) ​operon 
B) ​operator 
C) ​promoter 
D) ​riboswitch 
E) ​regulator protein

Question 10

Choose the one most appropriate answer for each.
-homeotic genes

Accepted Answer

A) a condensed X chromosome 
B) protein that combines with DNA all along its length 
C) attaches or detaches from operator to regulate transcription 
D) portion of the operon that binds RNA polymerase 
E) genes that induce expression of other genes
F)genes controlling the development of the body plan
G)the mutated form of this gene is associated with breast cancer
H)binding sites on DNA for regulatory proteins that increase transcription rates 
A) a condensed X chromosome 
B) protein that combines with DNA all along its length 
C) attaches or detaches from operator to regulate transcription 
D) portion of the operon that binds RNA polymerase 
E) genes that induce expression of other genes
F)genes controlling the development of the body plan
G)the mutated form of this gene is associated with breast cancer
H)binding sites on DNA for regulatory proteins that increase transcription rates

Question 11

Figure 10.1
  
-What is represented by the part of the figure labeled as "B"?

Accepted Answer

A)  ​normal tissue 
B)  ​cancerous tissue 
C)  ​adipose tissue 
D)  ​lymph nodes 
E)  ​red blood cells 
A)  ​normal tissue 
B)  ​cancerous tissue 
C)  ​adipose tissue 
D)  ​lymph nodes 
E)  ​red blood cells

Question 12

Choose the one most appropriate answer for each.​
-post-translational control

Accepted Answer

A) ​influences the amount and kinds of mRNA assembled from structural gene 
B) ​splicing, capping, and adding a poly-A tail 
C) ​nuclear envelope selectively regulates passage of transcripts 
D) ​phosphorylation of translated protein 
E) ​dosage compensation 
A) ​influences the amount and kinds of mRNA assembled from structural gene 
B) ​splicing, capping, and adding a poly-A tail 
C) ​nuclear envelope selectively regulates passage of transcripts 
D) ​phosphorylation of translated protein 
E) ​dosage compensation

Question 13

The promotion of the lactose operon in bacteria is

Accepted Answer

A)  ​activated by a repressor protein. 
B)  ​independent of glucose concentration. 
C)  ​activated by lactose binding. 
D)  ​regulated by RNA polymerase. 
E)  ​regulated by mRNA. 
A)  ​activated by a repressor protein. 
B)  ​independent of glucose concentration. 
C)  ​activated by lactose binding. 
D)  ​regulated by RNA polymerase. 
E)  ​regulated by mRNA.

Question 14

A radical mastectomy involves the removal of

Accepted Answer

A)  ​any breast tumor. 
B)  a benign breast tumor. 
C)  ​a malignant breast tumor. 
D)  ​a breast, all lymph nodes under the arm, and skeletal muscles in the chest wall under the breast. 
E)  ​both breasts. 
A)  ​any breast tumor. 
B)  a benign breast tumor. 
C)  ​a malignant breast tumor. 
D)  ​a breast, all lymph nodes under the arm, and skeletal muscles in the chest wall under the breast. 
E)  ​both breasts.

Question 15

Which of the following is the binding site for RNA polymerase on the DNA molecule?

Accepted Answer

A)  ​structural genes. 
B)  ​repressor gene. 
C)  ​promoter sequence. 
D)  ​operator sequence. 
E)  ​region between an operator and the first structural gene. 
A)  ​structural genes. 
B)  ​repressor gene. 
C)  ​promoter sequence. 
D)  ​operator sequence. 
E)  ​region between an operator and the first structural gene.

Question 16

In the ABC model of flower development in Arabidopsis thaliana, sepals form when which gene(s) is/are switched on?

Accepted Answer

A)  ​A only 
B)  ​A and B 
C)  ​B and C 
D)  ​C only 
E)  ​A and B and C 
A)  ​A only 
B)  ​A and B 
C)  ​B and C 
D)  ​C only 
E)  ​A and B and C

Question 17

Which of the following causes DNA to wrap tightly around histones essentially shutting down transcription?

Accepted Answer

A)  ​methylation 
B)  ​acetylation 
C)  ​nitrogenation 
D)  ​dehydration 
E)  ​carbonation 
A)  ​methylation 
B)  ​acetylation 
C)  ​nitrogenation 
D)  ​dehydration 
E)  ​carbonation

Question 18

Why is SRY considered to be a master gene?

Accepted Answer

​SRY is one of 78 genes found on the Y c

Question 19

Choose the one most appropriate answer for each.
-promoter

Accepted Answer

A) a condensed X chromosome 
B) protein that combines with DNA all along its length 
C) attaches or detaches from operator to regulate transcription 
D) portion of the operon that binds RNA polymerase 
E) genes that induce expression of other genes
F)genes controlling the development of the body plan
G)the mutated form of this gene is associated with breast cancer
H)binding sites on DNA for regulatory proteins that increase transcription rates 
A) a condensed X chromosome 
B) protein that combines with DNA all along its length 
C) attaches or detaches from operator to regulate transcription 
D) portion of the operon that binds RNA polymerase 
E) genes that induce expression of other genes
F)genes controlling the development of the body plan
G)the mutated form of this gene is associated with breast cancer
H)binding sites on DNA for regulatory proteins that increase transcription rates

Question 20

Which of the following accounts for the negative control of operons?

Accepted Answer

A)  ​promoters 
B)  ​repressors 
C)  ​structural genes 
D)  ​operators 
E)  ​deactivators 
A)  ​promoters 
B)  ​repressors 
C)  ​structural genes 
D)  ​operators 
E)  ​deactivators

Exam 10: Gene Control

The two different forms of fibronectin mRNA produced by two different kinds of cells is an example of

A mammalian female's

Choose the proper item below for the following statement. -repressors, activators, and transcription factors

On its own, the product of the C group gene alone in Arabidopsis thaliana triggers

Choose the proper item below for the following statement. -when the repressor is inactivated, RNA polymerase can bind here and allow transcription to occur

X chromosome inactivation results in the

Choose the proper item below for the following statement. -sequence in a prokaryotic mRNA molecule that can regulate its translation

Choose the one most appropriate answer for each. -BRCA1

Choose the proper item below for the following statement. -arepressor protein can shut down transcription by binding here

Choose the one most appropriate answer for each. -homeotic genes

Figure 10.1 -What is represented by the part of the figure labeled as "B"?

Choose the one most appropriate answer for each.​ -post-translational control

The promotion of the lactose operon in bacteria is

A radical mastectomy involves the removal of

Which of the following is the binding site for RNA polymerase on the DNA molecule?

In the ABC model of flower development in Arabidopsis thaliana, sepals form when which gene(s) is/are switched on?

Which of the following causes DNA to wrap tightly around histones essentially shutting down transcription?

Why is SRY considered to be a master gene?

Choose the one most appropriate answer for each. -promoter

Which of the following accounts for the negative control of operons?

Invitation to Biology

Lifes Chemical Basis

Molecules of Life

Cell Structure and Function

Ground Rules of Metabolism

Where It Starts - Photosynthesis

How Cells Release Chemical Energy

Dna Structure and Function

From Dna to Protein

How Cells Reproduce

Meiosis and Sexual Reproduction

Observing Patterns in Inherited Traits

Chromosomes and Human Inheritance

Studying and Manipulating Genomes

Evidence of Evolution

Processes of Evolution

Organizating Information About Species

Lifes Origin and Early Evolution

Viruses - Bacteria - and Archaea

Protists - the Simplest Eukaryotes

The Land Plants

Fungi

Animal Evolution - the Invertibrates

Animal Evolution - the Chordates

Human Evolution

Plant Tissues

Plant Nutrition and Transport

Life Cycles of Flowering Plants

Communication Strategies in Plants

Animal Tissues

Neural Control

Sensory Perception

Endocrine Control

Structural Support and Movement

Circulation

Immunity

Respiration

Digestion and Nutrition

Maintaining the Internal Environment

Animal Reproductive Systems

Animal Development

Animal Behavior

Filters

Choose the one most appropriate answer for each. -post-translational control