BIOL 101 quiz 4 complete solutions correct answers key

Liberty University BIOL 101 quiz 4 complete solutions correct answers key

More than 8 different versions

Question 1 Sensory and motor functions in the mature human adult are controlled by the

Question 2 Which of the following is tRNA's role in translation?

Question 3 Successful differentiation of early brain regions requires that cells destined to form these regions

Question 4 The mitotic stage of metaphase is most clearly defined by

Question 5 Which of the following sequences best represents the overall flow of information in a cell?

Question 6 _____________ is a disease state characterized by cells that divide uncontrollably and no longer respect their confinement within their tissue of origin.

Question 7 When the organism expresses a set of genes, the result is the characteristics of that organism. These characteristics are called its

Question 8 In the process of transcription, the base sequence in the molecule _______ is read by the molecule _________ , an enzyme that makes an RNA molecule.

Question 9 Which of the following choices lists in order the stages of mitosis?

Question 10 What is the role of tRNA synthetase?

Question 11 Animal development and automobile development differ in that

Question 12 The term “transcription” means the process of

Question 13 The nuclear membrane of the cell disintegrates during which phase of the cell cycle?

Question 14 There are more than four kinds of amino acids in proteins. Each kind of amino acid must be coded for in mRNA. Thus, a short sequence of mRNA bases called a(n) _________ is used to code for each amino acid in the translation process.

Question 15 A three­dimensional, folded molecule shaped like an “L” with an anticodon at one end and an amino acid attachment site at the other end:

Question 16 Which of the following is not involved at all in the flow of information from archival DNA to its expression as a resulting glycoprotein?

Question 17 Which of the following phrases best describes the role of mRNA in gene expression?

Question 18 A sequence of human cell divisions accompanied by some growth and cell differentiation convert an early ___________ into a hollow ball of cells called a _________.

Question 19 In healthy cells, the normal function of the activated Ras protein is to

Question 20 Why is the word “translation” used for protein production? Protein production is the process of

Question 21 A dominant control over the endocrine system in mature human adults is exerted by the

Question 22 Which of the following phrases best describes the function of ribosomal RNA (rRNA)?

Question 23 Which of the following terms would not be used to describe an aspect of the three-dimensional adult form?

Question 24 The genetic code is said to be degenerate. This means that

Question 25 In the three­dimensional form of the adult Dalmatian dog, the “front” end of the animal would be named the _____ aspect.

Which of the following is not a role of the ribosome or its subunits?

Which of the following sequences best represents the overall flow of information in a cell?

Which of the following decisions is essential to a recombinant DNA project?

The two major problems that transcription solves for the cell are

The structure of DNA was unraveled using

Once the protein release factor enters the ribosome, other releasing factors enter as well. The ribosome responds by coming apart and releasing the new protein. This process is called

A three-dimensional, folded molecule shaped like an “L” with an anticodon at one end and an amino acid attachment site at the other end:

Biological information must exist because

In the translation process, tRNA molecules are also called “adapter” molecules. Why? What is their function?

Which of the following is part of tRNA's role in translation?

DNA was discovered by Friederick Miescher; he isolated it from

DNA contains two chains of nucleotides in which ______ and ______ alternate in supporting each chain structurally.

Which of the following phrases best describes the role of mRNA in gene expression?

The main difference between a germ cell and a somatic cell is that the somatic cell

There are more than four kinds of amino acids in proteins. Each kind of amino acid must be coded for in mRNA. Thus, a short sequence of mRNA bases called a(n) _________ is used to code for each amino acid in the translation process.

A useful, isolated gene can be inserted into a human cell of choice by

In human history mutations have

Peptide bonds are formed during the __________ stage of translation.

When the organism expresses a set of genes, the result is the characteristics of that organism. These characteristics are called its

In the process of transcription, the base sequence in the molecule _______ is read by the molecule _________ , an enzyme that makes an RNA molecule.

A ribosome is best described as

A retrovirus can be altered so that it can take foreign DNA into a host cell. It is altered by

In order to elongate mRNA, RNA polymerase must

The same “gene” can be used to code for two different proteins in two different tissues of the body of the same organism. How is this possible?

PCR isolates one DNA sequence away from many others by

Which of the following is not true of the ligase molecule

Consider a picture of a DNA molecule.  What would be different about the DNA double helix’s width if occasionally adenine paired with guanine and cytosine paired with thymine?

Why is the word “translation” used for protein production?  Protein production is the process of

What is one value of degeneracy in the genetic code?

In bacterial (prokaryotic) cells, the front end of a strand of mRNA can begin translation on a ribosome while the tail end is still being transcribed by RNA polymerase.  How is this possible

Which of the following is not involved at all in making a glycoprotein

If part of a DNA strand’s base sequence reads –GGTACCTA-- what mRNA base sequence would be transcribed from that DNA sequence

What are two structural differences between a ribonucleotide and a deoxyribonucleotide

In what way is information expression in a cell superior to that in building construction?

If you were asked to isolate from a genomic library the structural gene that codes for a specific protein, what would be a good strategy for beginning to search for the gene?

Why were cancer-causing retroviruses chosen for development of a way of getting DNA into

Which of the following is not a description of PCR

Which of the following is not a step in a typical gene therapy study

What would a ribosome do with the following mRNA sequence?

_____________ is a disease state characterized by cells that divide uncontrollably and no longer respect their confinement within their tissue of origin.

An oncogene is a mutated form of a gene that normally directs

Which of the following tissues would not be observed in the root of a plant?

The term morphogenesis refers to that process in which

Cell division in unicellular life forms results in __________ while cell division in multicellular life forms facilitates _________.

The purpose of cytokinesis is to

Which of the following structural changes occurs during prophase of mitosis?

The unique feature of meristem tissue is that it is

A dominant control over the endocrine system in mature human adults is exerted by the

A sequence of human cell divisions accompanied by some growth and cell differentiation convert an early ___________ into a hollow ball of cells called a _________.

Sensory and motor functions in the mature human adult are controlled by the

Which of the following is not a phase of the cell cycle?

Successful differentiation of early brain regions requires that cells destined to form these regions

Which of the following terms would not be used to describe an aspect of the threedimensional adult form?

What purpose does the process of mitosis serve?

A Gingko biloba haploid ova nucleus and a sperm nucleus combine in a process known as _______ within the structure known as ___________.

Genes that normally direct the inhibition of cell division regulatory pathways are called

When DNA is replicated, the two strands are first separated through _________; each strand then becomes a _________ against which two new strands are made.

Vesicles containing cell wall materials fuse together to form new cell wall during the process of

Heart rate and respiratory inhalation rate functions in the mature human adult are controlled by the

Moving ahead with cell division is controlled by the interaction of

John Gurdon transplanted a nucleus from a differentiated toad cell into a toad egg lacking its own functional nucleus. How did this work demonstrate genomic potency?

In humans, the process of gastrulation gives rise to a “three primary tissue” structure of the embryo. Gastrulation is a product of

Hans Spemann advanced the theory of embryonic induction based on his observation that

The transformation of chromatin to chromosomes is necessary prior to cell division because

In yeast a new cell is often reproduced by growing attached to the maternal cell. This reproductive process is called

The phase of mitosis in which the chromatin begins to condense and the chromosomes

Which of the following is true regarding either the G0 or the G1­ phases of the cell cycle

Which type of tissue is not found in plants

A morula is made up of

Which of the following statements is true regarding the DNA replication bubble

A newly forming budding yeast cell can get energy directly from

When plant cells divide, instead of using a cleavage furrow or contractile ring to separate the new daughter cells the plant cell

How does an organism develop from one cell to a complete organism?

The microtubules which attach to the centromere region of each chromosome are called

In forming long distance high to low concentration gradients, how do auxin molecules ge

When a stem cell in your bone marrow differentiates into a specific cell type (like a red blood cell instead of a white blood cell or a platelet)

The pituitary gland has direct roles in the __________ and ____________systems.

Much of your digestive system is lined with cells from the endodermal primary germ layer.  Regions of your mouth and anal area are lined with cells from the ectodermal primary germ layer.  How might the mesodermal primary germ contribute to the structure of the digestive system?

Cells multiply by undergoing division. Choose the statement below which helps explain how this paradox works itself out in a multicellular organism

Question 1 A sequence of human cell divisions accompanied by some growth and cell differentiation convert an early ___________ into a hollow ball of cells called a _________.

Question 2 Which of the following phrases best describes the function of ribosomal RNA (rRNA)?

Question 3 Which of the following terms would not be used to describe an aspect of the threedimensional adult form?

Question 4 When DNA is replicated, the two strands are first separated through _________; each strand then becomes a _________ against which two new strands are made.

Question 5 An oncogene is a mutated form of a gene that normally directs

Question 6 The term “transcription” means the process of

Question 7 The “S” phase of the cell cycle represents the activity of

Question 8 Which of the following is not a role of the ribosome or its subunits?

Question 9 Life perpetuates itself at the cellular level

Question 10 Peptide bonds are formed during the __________ stage of translation.

Question 11 In the process of transcription, the base sequence in the molecule _______ is read by the molecule _________ , an enzyme that makes an RNA molecule.

Question 12 When the organism expresses a set of genes, the result is the characteristics of that organism. These characteristics are called its

Question 13 Why is the word “translation” used for protein production? Protein production is the process of

Question 14 The ______________ is a highly differentiated brain structure that is too specialized to be considered an “early brain region”.

Question 15 The two major problems that transcription solves for the cell are

Question 16 Successful differentiation of early brain regions requires that cells destined to form these regions

Question 17 In healthy cells, the normal function of the activated Ras protein is to

Question 18 Which of the following is a part of the overall processing of mRNA in the cell nucleus?

Question 19 The genetic code is said to be degenerate. This means that

Question 20 Which of the following is not a phase of the cell cycle?

Question 21 Which of the following is not involved at all in the flow of information from archival DNA to its expression as a resulting glycoprotein?

Question 22 _____________ is a disease state characterized by cells that divide uncontrollably and no longer respect their confinement within their tissue of origin.

Question 23 What is the role of tRNA synthetase?

Question 24 Sensory and motor functions in the mature human adult are controlled by the

Question 25 The ________________ is often represented as a chart in which a specific sequence of bases in mRNA (a codon) is used to represent each amino acid building block found in the world of proteins.

Question 1 The mitotic stage of metaphase is most clearly defined by

Question 2 The genetic code is said to be degenerate. This means that

Question 3 In the cell nucleus a pre­mRNA has its introns removed by

Question 4 A sequence of human cell divisions accompanied by some growth and cell differentiation convert an early ___________ into a hollow ball of cells called a _________.

Question 5 In healthy cells, the normal function of the activated Ras protein is to

Question 6 When DNA is replicated, the two strands are first separated through _________; each strand then becomes a _________ against which two new strands are made.

Question 7 In the process of transcription, the base sequence in the molecule _______ is read by the molecule _________ , an enzyme that makes an RNA molecule.

Question 8 A collection of interacting glands that secrete hormones into the blood stream would best describe the ___________ system.

Question 9 Which of the following phrases best describes the function of ribosomal RNA (rRNA)?

Question 10 Peptide bonds are formed during the __________ stage of translation.

Question 11 _____________ is a disease state characterized by cells that divide uncontrollably and no longer respect their confinement within their tissue of origin.

Question 12 The nuclear membrane of the cell disintegrates during which phase of the cell cycle?

Question 13 An oncogene is a mutated form of a gene that normally directs

Question 14 The de­condensation of visible chromosomes back into chromatin fibers is a defining feature of which phase of the cell cycle?

Question 15 Which of the following phrases best describes the role of mRNA in gene expression?

Question 16 The term “transcription” means the process of

Question 17 In the three­dimensional form of the adult Dalmatian dog, the “front” end of the animal would be named the _____ aspect.

Question 18 The ______________ is a highly differentiated brain structure that is too specialized to be considered an “early brain region”.

Question 19 The ________________ is often represented as a chart in which a specific sequence of bases in mRNA (a codon) is used to represent each amino acid building block found in the world of proteins.

Question 20 In order to elongate mRNA, RNA polymerase must

Question 21 Which of the following is tRNA's role in translation?

Question 22 The brain most directly interacts with and controls

Question 23 Which of the following choices lists in order the stages of mitosis?

Question 24 What is the role of tRNA synthetase?

Question 25 Which of the following is not a role of the ribosome or its subunits?

Question 1 In order to elongate mRNA, RNA polymerase must

Question 2 The “S” phase of the cell cycle represents the activity of

Question 3 Genes that normally direct the inhibition of cell division regulatory pathways are called

Question 4 The brain most directly interacts with and controls

Question 5 Moving ahead with cell division is controlled by the interaction of

Question 6 In the cell nucleus a pre­mRNA has its introns removed by

Question 7 Which of the following phrases best describes the function of ribosomal RNA (rRNA)?

Question 8 The ______________ is a highly differentiated brain structure that is too specialized to be considered an “early brain region”.

Question 9 The ________________ is often represented as a chart in which a specific sequence of bases in mRNA (a codon) is used to represent each amino acid building block found in the world of proteins.

Question 10 Which of the following is a part of the overall processing of mRNA in the cell nucleus?

Question 11 Heart rate and respiratory inhalation rate functions in the mature human adult are controlled by the

Question 12 Which of the following terms would not be used to describe an aspect of the threedimensional adult form?

Question 13 Which of the following is not a phase of the cell cycle?

Question 14 When the organism expresses a set of genes, the result is the characteristics of that organism. These characteristics are called its

Question 15 A dominant control over the endocrine system in mature human adults is exerted by the

Question 16 When DNA is replicated, the two strands are first separated through _________; each strand then becomes a _________ against which two new strands are made.

Question 17 Which of the following phrases best describes the role of mRNA in gene expression?

Question 18 Why is the word “translation” used for protein production? Protein production is the process of

Question 19 There are more than four kinds of amino acids in proteins. Each kind of amino acid must be coded for in mRNA. Thus, a short sequence of mRNA bases called a(n) _________ is used to code for each amino acid in the translation process.

Question 20 _____________ is a disease state characterized by cells that divide uncontrollably and no longer respect their confinement within their tissue of origin.

Question 21 The nuclear membrane of the cell disintegrates during which phase of the cell cycle?

Question 22 Which of the following is not a recognized organ system within the human body?

Question 23 Which of the following is tRNA's role in translation?

Question 24 The term “transcription” means the process of

Question 25 Sensory and motor functions in the mature human adult are controlled by the