Question 1

What produces genetically unique daughter cells?

Accepted Answer

A)  Meiosis 
B)  Mitosis 
C)  Both of these 
D)  Neither of these 
A)  Meiosis 
B)  Mitosis 
C)  Both of these 
D)  Neither of these

Question 2

During which phase of the cell cycle are the chromosomes duplicated?

Accepted Answer

A)  Interphase 
B)  Mitosis 
C)  Meiosis 
D)  Cytokinesis 
A)  Interphase 
B)  Mitosis 
C)  Meiosis 
D)  Cytokinesis

Question 3

What is the gender of the person indicated in the photograph?

Accepted Answer

A)  Male 
B)  Female 
C)  Cannot be determined 
A)  Male 
B)  Female 
C)  Cannot be determined

Question 4

How much of your DNA is identical to that of another person of the same sex?

Accepted Answer

A)  99.9% 
B)  99.5% 
C)  90% 
D)  78% 
A)  99.9% 
B)  99.5% 
C)  90% 
D)  78%

Question 5

DNA plus its associated proteins is called a ________.

Accepted Answer

A)  centromere 
B)  gene 
C)  chromatin 
D)  genome 
A)  centromere 
B)  gene 
C)  chromatin 
D)  genome

Question 6

Which of the following processes generates a continuum (spectrum)of varying phenotypes?

Accepted Answer

A)  Pleiotropy 
B)  Polygenic inheritance 
C)  Epistasis 
D)  Single-gene traits 
A)  Pleiotropy 
B)  Polygenic inheritance 
C)  Epistasis 
D)  Single-gene traits

Question 7

A common form of chemotherapy used to kill cancer cells is to administer drugs that disrupt cell division.Why might this also result in anemia,hair loss,and sores in the stomach and on the skin?

Accepted Answer

Cells that produce the hair an

Question 8

If a cell had 12 chromosomes at the beginning of meiosis II,how many would each daughter cell have after the completion of meiosis II?

Accepted Answer

A)  6 
B)  12 
C)  18 
D)  24 
A)  6 
B)  12 
C)  18 
D)  24

Question 9

When does the cell plate form during cell division?

Accepted Answer

A)  In the middle of animal cell mitosis 
B)  In the middle of plant cell mitosis 
C)  At the completion of animal cell mitosis 
D)  At the completion of plant cell mitosis 
A)  In the middle of animal cell mitosis 
B)  In the middle of plant cell mitosis 
C)  At the completion of animal cell mitosis 
D)  At the completion of plant cell mitosis

Question 10

How could an embryonic stem cell be used to repair a severed spine?

Accepted Answer

A)  Embryonic stem cells secrete proteins that repair all other cell types, including nerve cells. 
B)  Embryonic stem cells can grow into any other cell type, including a nerve cell. 
C)  Embryonic stem cells can cause any other cell type to multiply. 
D)  Embryonic stem cells are primarily involved with neural growth and development. 
A)  Embryonic stem cells secrete proteins that repair all other cell types, including nerve cells. 
B)  Embryonic stem cells can grow into any other cell type, including a nerve cell. 
C)  Embryonic stem cells can cause any other cell type to multiply. 
D)  Embryonic stem cells are primarily involved with neural growth and development.

Question 11

When does crossing over occur?

Accepted Answer

A)  Cytokinesis 
B)  Mitosis 
C)  Meiosis I 
D)  Meiosis II 
A)  Cytokinesis 
B)  Mitosis 
C)  Meiosis I 
D)  Meiosis II

Question 12

How many chromosomes would be found in the karyotype of a Down syndrome female?

Accepted Answer

A)  44 
B)  45 
C)  46 
D)  47 
A)  44 
B)  45 
C)  46 
D)  47

Question 13

What is cytokinesis?

Accepted Answer

A)  The stage of the cell cycle that happens before the cell is ready to divide its DNA 
B)  The stage of the cell cycle during which the cell separates its duplicated DNA 
C)  The stage of the cell cycle during which the cell duplicates its DNA 
D)  The stage of the cell cycle after the cell has divided its DNA and during which the cytoplasm gets divided 
A)  The stage of the cell cycle that happens before the cell is ready to divide its DNA 
B)  The stage of the cell cycle during which the cell separates its duplicated DNA 
C)  The stage of the cell cycle during which the cell duplicates its DNA 
D)  The stage of the cell cycle after the cell has divided its DNA and during which the cytoplasm gets divided

Question 14

How many chromosomes would a typical human cell have after mitosis but before cytokinesis?

Accepted Answer

A)  0 
B)  23 
C)  46 
D)  92 
A)  0 
B)  23 
C)  46 
D)  92

Question 15

Somatic cells are ________.

Accepted Answer

A)  haploid (n) 
B)  haploid (2n) 
C)  diploid (n) 
D)  diploid (2n) 
A)  haploid (n) 
B)  haploid (2n) 
C)  diploid (n) 
D)  diploid (2n)

Question 16

What is different between two alleles of the same gene?

Accepted Answer

A)  Their location. For example, one allele might be at the end of one chromosome, while the other allele is in the middle of another chromosome. 
B)  The chromosome number they are on. For example, one allele might be on chromosome 12, while the other one is on chromosome 3. 
C)  The information they carry. For example, one allele might carry the information for blue eye pigment, while the other carries the information for brown eye pigment. 
D)  The cell they are in. For example, one might be in a liver cell, while the other is in a blood cell. 
A)  Their location. For example, one allele might be at the end of one chromosome, while the other allele is in the middle of another chromosome. 
B)  The chromosome number they are on. For example, one allele might be on chromosome 12, while the other one is on chromosome 3. 
C)  The information they carry. For example, one allele might carry the information for blue eye pigment, while the other carries the information for brown eye pigment. 
D)  The cell they are in. For example, one might be in a liver cell, while the other is in a blood cell.

Question 17

When I say a flower is "purple," what have I described?

Accepted Answer

A)  Its phenotype 
B)  Its haplotype 
C)  Its karyotype 
D)  Its genotype 
A)  Its phenotype 
B)  Its haplotype 
C)  Its karyotype 
D)  Its genotype

Question 18

Albinism is a recessive disorder in which the skin and hair fail to produce pigment. The following question(s) ask you to evaluate the pedigree chart shown here in which "N" is the allele for normal pigmentation and "n" is the allele for albinism. The shaded circles for Deirdre and Shannon represent the only individuals expressing the disorder.
  
-What is Deirdre's phenotype?

Accepted Answer

A)  nn 
B)  Albino 
C)  Normal 
D)  Cannot be determined 
A)  nn 
B)  Albino 
C)  Normal 
D)  Cannot be determined

Question 19

What is a karyotype?

Accepted Answer

A)  A picture of all the chromosomes in one person's cell 
B)  A list of all the genes on our chromosomes 
C)  A complete sequence of our DNA 
D)  A list of all the mutations in our chromosomes 
A)  A picture of all the chromosomes in one person's cell 
B)  A list of all the genes on our chromosomes 
C)  A complete sequence of our DNA 
D)  A list of all the mutations in our chromosomes

Question 20

The following F₁ cross is made: BBGg × Bbgg.Which is not a possible outcome in the F₂ generation?

Accepted Answer

A)  BbGg 
B)  BbGG 
C)  BBgg 
D)  BBGg 
A)  BbGg 
B)  BbGG 
C)  BBgg 
D)  BBGg

What produces genetically unique daughter cells?

During which phase of the cell cycle are the chromosomes duplicated?

What is the gender of the person indicated in the photograph?

How much of your DNA is identical to that of another person of the same sex?

DNA plus its associated proteins is called a ________.

Which of the following processes generates a continuum (spectrum)of varying phenotypes?

A common form of chemotherapy used to kill cancer cells is to administer drugs that disrupt cell division.Why might this also result in anemia,hair loss,and sores in the stomach and on the skin?

If a cell had 12 chromosomes at the beginning of meiosis II,how many would each daughter cell have after the completion of meiosis II?

When does the cell plate form during cell division?

How could an embryonic stem cell be used to repair a severed spine?

When does crossing over occur?

How many chromosomes would be found in the karyotype of a Down syndrome female?

What is cytokinesis?

How many chromosomes would a typical human cell have after mitosis but before cytokinesis?

Somatic cells are ________.

What is different between two alleles of the same gene?

When I say a flower is "purple," what have I described?

What is a karyotype?

The following F₁ cross is made: BBGg × Bbgg.Which is not a possible outcome in the F₂ generation?

An Introduction to the Science of Life

The Chemistry of Life

The Cell: The Fundamental Unit of Life

Energy and Life

Dna: the Molecule of Life

Darwinian Evolution

Biodiversity 1: Microscopic Organisms

Biodiversity 2: Fungi and Plants

Biodiversity 3: Animals

Human Body Systems

Ecology

Filters

Exam 5: Chromosomes and Inheritance

What produces genetically unique daughter cells?

During which phase of the cell cycle are the chromosomes duplicated?

What is the gender of the person indicated in the photograph?

How much of your DNA is identical to that of another person of the same sex?

DNA plus its associated proteins is called a ________.

Which of the following processes generates a continuum (spectrum)of varying phenotypes?

A common form of chemotherapy used to kill cancer cells is to administer drugs that disrupt cell division.Why might this also result in anemia,hair loss,and sores in the stomach and on the skin?

If a cell had 12 chromosomes at the beginning of meiosis II,how many would each daughter cell have after the completion of meiosis II?

When does the cell plate form during cell division?

How could an embryonic stem cell be used to repair a severed spine?

When does crossing over occur?

How many chromosomes would be found in the karyotype of a Down syndrome female?

What is cytokinesis?

How many chromosomes would a typical human cell have after mitosis but before cytokinesis?

Somatic cells are ________.

What is different between two alleles of the same gene?

When I say a flower is "purple," what have I described?

What is a karyotype?

The following F₁ cross is made: BBGg × Bbgg.Which is not a possible outcome in the F₂ generation?

An Introduction to the Science of Life

The Chemistry of Life

The Cell: The Fundamental Unit of Life

Energy and Life

Dna: the Molecule of Life

Darwinian Evolution

Biodiversity 1: Microscopic Organisms

Biodiversity 2: Fungi and Plants

Biodiversity 3: Animals

Human Body Systems

Ecology

Filters