Question 1

How many chromosomes did you inherit from your father?

Accepted Answer

A)  2 
B)  23 
C)  24 
D)  46 
A)  2 
B)  23 
C)  24 
D)  46

Question 2

Assuming codominance,if a homozygous red-flowered plant is crossed with a homozygous white-flowered plant,what will be the color of the offspring?

Accepted Answer

A)  Red 
B)  White 
C)  Pink 
D)  Red and white 
A)  Red 
B)  White 
C)  Pink 
D)  Red and white

Question 3

Dead or damaged cells are replaced by the process of ________.

Accepted Answer

A)  fertilization 
B)  binary fission 
C)  meiosis 
D)  mitosis 
A)  fertilization 
B)  binary fission 
C)  meiosis 
D)  mitosis

Question 4

Which of the following processes does not generate genetic variation during sexual reproduction?

Accepted Answer

A)  Crossing over 
B)  Independent assortment 
C)  Random fertilization 
D)  All of the processes above generate genetic variation 
A)  Crossing over 
B)  Independent assortment 
C)  Random fertilization 
D)  All of the processes above generate genetic variation

Question 5

Assuming complete dominance,what is the expected ratio of phenotypes of the offspring following the cross of two heterozygotes?

Accepted Answer

A)  4:1 
B)  1:1 
C)  3:1 
D)  1:2:1 
A)  4:1 
B)  1:1 
C)  3:1 
D)  1:2:1

Question 6

What specifically separates during mitosis?

Accepted Answer

A)  Homologous chromosomes 
B)  Sister chromatids 
C)  The cytoplasm 
D)  The genome 
A)  Homologous chromosomes 
B)  Sister chromatids 
C)  The cytoplasm 
D)  The genome

Question 7

Human white blood cells are often multinucleated (in other words,have more than one nucleus).How many chromosomes would be present in a white blood cell with two nuclei?

Accepted Answer

A)  46 
B)  92 
C)  184 
D)  It varies depending on gender. 
A)  46 
B)  92 
C)  184 
D)  It varies depending on gender.

Question 8

Genes located near one another on the same chromosome are often inherited together.These are called ________.

Accepted Answer

A)  nonsegregated genes 
B)  joined genes 
C)  fused genes 
D)  linked genes 
A)  nonsegregated genes 
B)  joined genes 
C)  fused genes 
D)  linked genes

Question 9

Which process requires DNA to undergo duplication before it can proceed?

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 10

What type of cells do not undergo mitosis?

Accepted Answer

A)  All cells of the body except gametes (i.e., only somatic cells) 
B)  Gametes 
C)  Both somatic cells of the body and gametes 
D)  Neither somatic cells of the body nor gametes 
A)  All cells of the body except gametes (i.e., only somatic cells) 
B)  Gametes 
C)  Both somatic cells of the body and gametes 
D)  Neither somatic cells of the body nor gametes

Question 11

Which phase of meiosis is most similar to mitosis,and why?

Accepted Answer

Meiosis II,because there is no

Question 12

What leads to an individual having too many or two few chromosomes?

Accepted Answer

A)  Crossing over 
B)  Independent assortment 
C)  Homologous recombination 
D)  Nondisjunction 
A)  Crossing over 
B)  Independent assortment 
C)  Homologous recombination 
D)  Nondisjunction

Question 13

What specifically separates during meiosis II?

Accepted Answer

A)  Homologous chromosomes 
B)  Sister chromatids 
C)  The cytoplasm 
D)  The genome 
A)  Homologous chromosomes 
B)  Sister chromatids 
C)  The cytoplasm 
D)  The genome

Question 14

If genes are described as "sex linked," then they are ________.

Accepted Answer

A)  typically on the X chromosome 
B)  typically on the Y chromosome 
C)  located next to one another 
D)  expressed only in women or only in men 
A)  typically on the X chromosome 
B)  typically on the Y chromosome 
C)  located next to one another 
D)  expressed only in women or only in men

Question 15

In a dihybrid cross involving two autosomal traits on different chromosomes in which the parentals are purebred for the opposite forms of both traits,how many of the offspring would be expected to be homozygous recessive for both traits?

Accepted Answer

A)  1 out of 16 
B)  3 out of 16 
C)  6 out of 16 
D)  9 out of 16 
A)  1 out of 16 
B)  3 out of 16 
C)  6 out of 16 
D)  9 out of 16

Question 16

Would a human clone have a bellybutton?

Accepted Answer

A)  Yes 
B)  No 
A)  Yes 
B)  No

Question 17

What is the name of the syndrome that produces the XXY combination of sex chromosomes?

Accepted Answer

A)  Jacob's syndrome 
B)  Down syndrome 
C)  Klinefelter syndrome 
D)  Turner syndrome 
A)  Jacob's syndrome 
B)  Down syndrome 
C)  Klinefelter syndrome 
D)  Turner syndrome

Question 18

Which of the following is the correct sequence of events during mitosis?

Accepted Answer

A)  Nuclear membrane dissolves, chromosomes line up, chromosomes split, nuclear membrane forms 
B)  Nuclear membrane forms, chromosomes line up, chromosomes split, nuclear membrane dissolves 
C)  Chromosomes line up, nuclear membrane forms, nuclear membrane dissolves, chromosomes split 
D)  Chromosomes split, nuclear membrane dissolves, nuclear membrane forms, chromosomes line up 
A)  Nuclear membrane dissolves, chromosomes line up, chromosomes split, nuclear membrane forms 
B)  Nuclear membrane forms, chromosomes line up, chromosomes split, nuclear membrane dissolves 
C)  Chromosomes line up, nuclear membrane forms, nuclear membrane dissolves, chromosomes split 
D)  Chromosomes split, nuclear membrane dissolves, nuclear membrane forms, chromosomes line up

Question 19

Assuming incomplete dominance,if a homozygous red-flowered plant is crossed with a homozygous white-flowered plant,what will be the color of the offspring?

Accepted Answer

A)  Red 
B)  White 
C)  Pink 
D)  Red and white 
A)  Red 
B)  White 
C)  Pink 
D)  Red and white

Question 20

If your grandparents were in the F₁ generation,what generation are you in?

Accepted Answer

A)  F₃ 
B)  H₃ 
C)  P 
D)  P₃ 
A)  F₃ 
B)  H₃ 
C)  P 
D)  P₃

How many chromosomes did you inherit from your father?

Assuming codominance,if a homozygous red-flowered plant is crossed with a homozygous white-flowered plant,what will be the color of the offspring?

Dead or damaged cells are replaced by the process of ________.

Which of the following processes does not generate genetic variation during sexual reproduction?

Assuming complete dominance,what is the expected ratio of phenotypes of the offspring following the cross of two heterozygotes?

What specifically separates during mitosis?

Human white blood cells are often multinucleated (in other words,have more than one nucleus).How many chromosomes would be present in a white blood cell with two nuclei?

Genes located near one another on the same chromosome are often inherited together.These are called ________.

Which process requires DNA to undergo duplication before it can proceed?

What type of cells do not undergo mitosis?

Which phase of meiosis is most similar to mitosis,and why?

What leads to an individual having too many or two few chromosomes?

What specifically separates during meiosis II?

If genes are described as "sex linked," then they are ________.

In a dihybrid cross involving two autosomal traits on different chromosomes in which the parentals are purebred for the opposite forms of both traits,how many of the offspring would be expected to be homozygous recessive for both traits?

Would a human clone have a bellybutton?

What is the name of the syndrome that produces the XXY combination of sex chromosomes?

Which of the following is the correct sequence of events during mitosis?

Assuming incomplete dominance,if a homozygous red-flowered plant is crossed with a homozygous white-flowered plant,what will be the color of the offspring?

If your grandparents were in the F₁ generation,what generation are you in?

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

How many chromosomes did you inherit from your father?

Assuming codominance,if a homozygous red-flowered plant is crossed with a homozygous white-flowered plant,what will be the color of the offspring?

Dead or damaged cells are replaced by the process of ________.

Which of the following processes does not generate genetic variation during sexual reproduction?

Assuming complete dominance,what is the expected ratio of phenotypes of the offspring following the cross of two heterozygotes?

What specifically separates during mitosis?

Human white blood cells are often multinucleated (in other words,have more than one nucleus).How many chromosomes would be present in a white blood cell with two nuclei?

Genes located near one another on the same chromosome are often inherited together.These are called ________.

Which process requires DNA to undergo duplication before it can proceed?

What type of cells do not undergo mitosis?

Which phase of meiosis is most similar to mitosis,and why?

What leads to an individual having too many or two few chromosomes?

What specifically separates during meiosis II?

If genes are described as "sex linked," then they are ________.

In a dihybrid cross involving two autosomal traits on different chromosomes in which the parentals are purebred for the opposite forms of both traits,how many of the offspring would be expected to be homozygous recessive for both traits?

Would a human clone have a bellybutton?

What is the name of the syndrome that produces the XXY combination of sex chromosomes?

Which of the following is the correct sequence of events during mitosis?

Assuming incomplete dominance,if a homozygous red-flowered plant is crossed with a homozygous white-flowered plant,what will be the color of the offspring?

If your grandparents were in the F₁ generation,what generation are you in?

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