Question 1

Very few females have hemophilia A.

Accepted Answer

A) True 
 B)False

Question 2

Match the type of inheritance to the disorder.
-Red-green colorblindness

Accepted Answer

A) autosomal recessive 
B) autosomal dominant 
C) X-linked recessive 
A) autosomal recessive 
B) autosomal dominant 
C) X-linked recessive

Question 3

Genetic counselors typically construct pedigrees

Accepted Answer

A)  whenever a baby is born with a genetic birth defect. 
B)  to use evidence in criminal trials. 
C)  when an individual requests genetic counseling. 
D)  only for families with members who have cystic fibrosis. 
E)  for every individual they counsel. 
A)  whenever a baby is born with a genetic birth defect. 
B)  to use evidence in criminal trials. 
C)  when an individual requests genetic counseling. 
D)  only for families with members who have cystic fibrosis. 
E)  for every individual they counsel.

Question 4

Match the type of inheritance to the disorder.
-Sickle cell anemia

Accepted Answer

A) autosomal recessive 
B) autosomal dominant 
C) X-linked recessive 
A) autosomal recessive 
B) autosomal dominant 
C) X-linked recessive

Question 5

Which of the following is an example of an autosomal recessive genetic disorder?

Accepted Answer

A)  hemophilia A 
B)  Duchenne muscular dystrophy 
C)  Marfan syndrome 
D)  brachydactyly 
E)  cystic fibrosis (CF) 
A)  hemophilia A 
B)  Duchenne muscular dystrophy 
C)  Marfan syndrome 
D)  brachydactyly 
E)  cystic fibrosis (CF)

Question 6

Mendel's law of independent assortment states that

Accepted Answer

A)  homologous chromosomes are independent and don't pair up. 
B)  genes do not sort independently during meiosis. 
C)  each pair of alleles segregates independently of other pairs of alleles during meiosis. 
D)  gametes will only contain combinations of genes that match the combinations from one of the parents. 
E)  gametes will contain only one copy of each gene after meiosis. 
A)  homologous chromosomes are independent and don't pair up. 
B)  genes do not sort independently during meiosis. 
C)  each pair of alleles segregates independently of other pairs of alleles during meiosis. 
D)  gametes will only contain combinations of genes that match the combinations from one of the parents. 
E)  gametes will contain only one copy of each gene after meiosis.

Question 7

A dominant allele is

Accepted Answer

A)  an allele that expresses its phenotypic effect even when it is present with a recessive allele. 
B)  an allele whose presence can be hidden. 
C)  only present in males. 
D)  only present in females. 
E)  always present in homozygous individuals. 
A)  an allele that expresses its phenotypic effect even when it is present with a recessive allele. 
B)  an allele whose presence can be hidden. 
C)  only present in males. 
D)  only present in females. 
E)  always present in homozygous individuals.

Question 8

MATCHING
Match the description to the disorder.
-Huntington disease

Accepted Answer

A) Production of thick mucus 
B) Inability to form a clotting factor 
C) Results in muscle wasting 
D) Deformed red blood cells are destroyed faster than they can be replaced 
E) Tumors can cause paralysis or blindness
F)Destruction of cells in parts of the brain
G)Lack of pigmentation 
A) Production of thick mucus 
B) Inability to form a clotting factor 
C) Results in muscle wasting 
D) Deformed red blood cells are destroyed faster than they can be replaced 
E) Tumors can cause paralysis or blindness
F)Destruction of cells in parts of the brain
G)Lack of pigmentation

Question 9

A phenotype is

Accepted Answer

A)  the physical appearance of an organism. 
B)  the genetic make-up of an organism. 
C)  determined by the presence or absence of recessive alleles. 
D)  a genetic disorder. 
E)  a dominant allele. 
A)  the physical appearance of an organism. 
B)  the genetic make-up of an organism. 
C)  determined by the presence or absence of recessive alleles. 
D)  a genetic disorder. 
E)  a dominant allele.

Question 10

Which of the following is an example of an autosomal dominant genetic disorder?

Accepted Answer

A)  Duchenne muscular dystrophy 
B)  Lesch-Nyhan syndrome 
C)  hemophilia A 
D)  porphyria 
E)  sickle-cell anemia 
A)  Duchenne muscular dystrophy 
B)  Lesch-Nyhan syndrome 
C)  hemophilia A 
D)  porphyria 
E)  sickle-cell anemia

Question 11

In the case of autosomal recessive traits,male and female children are affected in roughly equal numbers.

Accepted Answer

A) True 
 B)False

Question 12

If a male has an X-linked recessive condition such as red-green colorblindness,is it possible for him to pass this condition on to his sons? to his daughters? Explain your answers.

Accepted Answer

The father will pass his Y chromosome on

Question 13

Huntington disease (HD)

Accepted Answer

A)  is never lethal. 
B)  is inherited in a dominant manner. 
C)  affects people between the ages of 10 and 20 years. 
D)  is not inherited. 
E)  involves a very rapid progression of the disease. 
A)  is never lethal. 
B)  is inherited in a dominant manner. 
C)  affects people between the ages of 10 and 20 years. 
D)  is not inherited. 
E)  involves a very rapid progression of the disease.

Question 14

In X-linked disorders,daughters of affected males are

Accepted Answer

A)  usually carriers. 
B)  always homozygous. 
C)  mutant. 
D)  always affected. 
E)  aneuploid 
A)  usually carriers. 
B)  always homozygous. 
C)  mutant. 
D)  always affected. 
E)  aneuploid

Question 15

A trait

Accepted Answer

A)  is a characteristic that a parent passes onto his/her offspring. 
B)  cannot be passed from mother to daughter. 
C)  only comes in one form. 
D)  is only expressed when the individual is homozygous. 
E)  is only expressed when the individual is heterozygous. 
A)  is a characteristic that a parent passes onto his/her offspring. 
B)  cannot be passed from mother to daughter. 
C)  only comes in one form. 
D)  is only expressed when the individual is homozygous. 
E)  is only expressed when the individual is heterozygous.

Question 16

Match the type of inheritance to the disorder.
-Hemophilia A

Accepted Answer

A) autosomal recessive 
B) autosomal dominant 
C) X-linked recessive 
A) autosomal recessive 
B) autosomal dominant 
C) X-linked recessive

Question 17

MATCHING
Match the description to the disorder.
-Neurofibromatosis

Accepted Answer

A) Production of thick mucus 
B) Inability to form a clotting factor 
C) Results in muscle wasting 
D) Deformed red blood cells are destroyed faster than they can be replaced 
E) Tumors can cause paralysis or blindness
F)Destruction of cells in parts of the brain
G)Lack of pigmentation 
A) Production of thick mucus 
B) Inability to form a clotting factor 
C) Results in muscle wasting 
D) Deformed red blood cells are destroyed faster than they can be replaced 
E) Tumors can cause paralysis or blindness
F)Destruction of cells in parts of the brain
G)Lack of pigmentation

Question 18

MATCHING
Match the description to the disorder.
-Cystic fibrosis

Accepted Answer

A) Production of thick mucus 
B) Inability to form a clotting factor 
C) Results in muscle wasting 
D) Deformed red blood cells are destroyed faster than they can be replaced 
E) Tumors can cause paralysis or blindness
F)Destruction of cells in parts of the brain
G)Lack of pigmentation 
A) Production of thick mucus 
B) Inability to form a clotting factor 
C) Results in muscle wasting 
D) Deformed red blood cells are destroyed faster than they can be replaced 
E) Tumors can cause paralysis or blindness
F)Destruction of cells in parts of the brain
G)Lack of pigmentation

Question 19

Adult-onset disorders occur shortly after birth.

Accepted Answer

A) True 
 B)False

Question 20

Match the type of inheritance to the disorder.
-Cystic fibrosis

Accepted Answer

A) autosomal recessive 
B) autosomal dominant 
C) X-linked recessive 
A) autosomal recessive 
B) autosomal dominant 
C) X-linked recessive

Very few females have hemophilia A.

Match the type of inheritance to the disorder. -Red-green colorblindness

Genetic counselors typically construct pedigrees

Match the type of inheritance to the disorder. -Sickle cell anemia

Which of the following is an example of an autosomal recessive genetic disorder?

Mendel's law of independent assortment states that

A dominant allele is

MATCHING Match the description to the disorder. -Huntington disease

A phenotype is

Which of the following is an example of an autosomal dominant genetic disorder?

In the case of autosomal recessive traits,male and female children are affected in roughly equal numbers.

If a male has an X-linked recessive condition such as red-green colorblindness,is it possible for him to pass this condition on to his sons? to his daughters? Explain your answers.

Huntington disease (HD)

In X-linked disorders,daughters of affected males are

A trait

Match the type of inheritance to the disorder. -Hemophilia A

MATCHING Match the description to the disorder. -Neurofibromatosis

MATCHING Match the description to the disorder. -Cystic fibrosis

Adult-onset disorders occur shortly after birth.

Match the type of inheritance to the disorder. -Cystic fibrosis

Sex and Development

Assisted Reproductive Technology

Changes in Chromosome Number

Gene Expression and Gene Regulation

Changes in DNA: Mutations and Epigenetics

Biotechnology

Genetic Testing and Prenatal Diagnosis

DNA Forensics

Genomics

Inheritance of Complex Traits

Cancer and the Cell Cycle

Behavior

Immunogenetics

Genetics and Populations

Human Evolution

A Different World: The Past, Present, and Future of Human Genetics

Biology Basics 1-Cells and Cell Structure

Biology Basics 2-DNA and RNA

Biology Basics 3-Genes, Populations, and the Environment

Filters

Exam 4: How Genes Are Transmitted From Generation to Generation

Very few females have hemophilia A.

Match the type of inheritance to the disorder. -Red-green colorblindness

Genetic counselors typically construct pedigrees

Match the type of inheritance to the disorder. -Sickle cell anemia

Which of the following is an example of an autosomal recessive genetic disorder?

Mendel's law of independent assortment states that

A dominant allele is

MATCHING Match the description to the disorder. -Huntington disease

A phenotype is

Which of the following is an example of an autosomal dominant genetic disorder?

In the case of autosomal recessive traits,male and female children are affected in roughly equal numbers.

If a male has an X-linked recessive condition such as red-green colorblindness,is it possible for him to pass this condition on to his sons? to his daughters? Explain your answers.

Huntington disease (HD)

In X-linked disorders,daughters of affected males are

A trait

Match the type of inheritance to the disorder. -Hemophilia A

MATCHING Match the description to the disorder. -Neurofibromatosis

MATCHING Match the description to the disorder. -Cystic fibrosis

Adult-onset disorders occur shortly after birth.

Match the type of inheritance to the disorder. -Cystic fibrosis

Sex and Development

Assisted Reproductive Technology

Changes in Chromosome Number

Gene Expression and Gene Regulation

Changes in DNA: Mutations and Epigenetics

Biotechnology

Genetic Testing and Prenatal Diagnosis

DNA Forensics

Genomics

Inheritance of Complex Traits

Cancer and the Cell Cycle

Behavior

Immunogenetics

Genetics and Populations

Human Evolution

A Different World: The Past, Present, and Future of Human Genetics

Biology Basics 1-Cells and Cell Structure

Biology Basics 2-DNA and RNA

Biology Basics 3-Genes, Populations, and the Environment

Filters