Question 1

Match between columns
                        Premises: effect in which a trait is influenced by the product of multiple genes

Accepted Answer

The Answer of epistasis and codominance and dihybrid cross and is...

Question 2

Face length in dogs is controlled by ____.

Accepted Answer

A) a dozen alleles 
B) a dozen genes 
C) multiple chromosomes 
D) sex-linked alleles 
E) trisomies 
A) a dozen alleles 
B) a dozen genes 
C) multiple chromosomes 
D) sex-linked alleles 
E) trisomies

Question 3

A gene that produces multiple effects is called a(n)____.

Accepted Answer

A) co-dominant gene 
B) X-linked gene 
C) epistatic gene 
D) pleiotropic gene 
E) incompletely dominant gene 
A) co-dominant gene 
B) X-linked gene 
C) epistatic gene 
D) pleiotropic gene 
E) incompletely dominant gene

Question 4

____ is the most fatal genetic disorder in the United States.

Accepted Answer

A) Cystic fibrosis 
B) Huntington's disease 
C) Sickle cell anemia 
D) Anhidrotic dysplasia 
E) Color blindness 
A) Cystic fibrosis 
B) Huntington's disease 
C) Sickle cell anemia 
D) Anhidrotic dysplasia 
E) Color blindness

Question 5

Match between columns
                        Premises: XXX syndrome

Accepted Answer

The Answer of mild mental impairment and minimal abnormalities and is...

Question 6

In humans, skin color is controlled by several genes. Thus, skin color is a(n)____ characteristic.

Accepted Answer

A) dominant 
B) co-dominant 
C) epistatic 
D) pleiotropic 
E) recessive 
A) dominant 
B) co-dominant 
C) epistatic 
D) pleiotropic 
E) recessive

Question 7

Match between columns
                        Premises: height in humans

Accepted Answer

The Answer of epistasis and pleiotropy and continuous variation and is...

Question 8

The main problem for those with cystic fibrosis involves ____.

Accepted Answer

A) mucus sticking to dry surfaces 
B) jerky muscle contractions 
C) constant thirst 
D) salt accumulations between tissues 
E) low pH in tissues preventing proper enzymatic activity 
A) mucus sticking to dry surfaces 
B) jerky muscle contractions 
C) constant thirst 
D) salt accumulations between tissues 
E) low pH in tissues preventing proper enzymatic activity

Question 9

Cystic fibrosis is a recessive disorder. If a couple, each of whom is heterozygous for the CFTR mutation, have children, what is the probability that they will have a child with cystic fibrosis?

Accepted Answer

A) 0% 
B) 25% 
C) 50% 
D) 75% 
E) 100% 
A) 0% 
B) 25% 
C) 50% 
D) 75% 
E) 100%

Question 10

Narrative:
Achondroplasia, a hereditary form of dwarfism, is an autosomal dominant disorder; however homozygous dominant individuals either die before birth or very shortly thereafter. The homozygous recessive condition is normal. A dwarf couple decide to have children. Use this information to answer the following question:
Of the children of this couple who survive, what is probability that they will be affected by achondroplasia?

Accepted Answer

A) 0 
B) ¼ 
C) 1/3 
D) 2/3 
E) ½ 
A) 0 
B) ¼ 
C) 1/3 
D) 2/3 
E) ½

Question 11

In a pedigree chart, a female showing the specific trait being studied is indicated by a ____.

Accepted Answer

A) clear square 
B) darkened square 
C) clear circle 
D) darkened diamond 
E) darkened circle 
A) clear square 
B) darkened square 
C) clear circle 
D) darkened diamond 
E) darkened circle

Question 12

Observable traits are known in genetics as ____.

Accepted Answer

A) phenotypes 
B) genotypes 
C) homozygous 
D) heterozygous 
E) homozygous genotypes 
A) phenotypes 
B) genotypes 
C) homozygous 
D) heterozygous 
E) homozygous genotypes

Question 13

Match between columns
                        Premises: Turner syndrome

Accepted Answer

The Answer of mental impairment; heart defects and mild mental is...

Question 14

Match between columns
                        Premises: condition in which one allele is not fully dominant over another; the heterozygous phenotype appears to be a blend of the two homozygous phenotypes

Accepted Answer

The Answer of epistasis and aneuploidy and syndrome and genotype is...

Question 15

When Gregor Mendel first started his genetics experiments, he ____.

Accepted Answer

A) knew about the existence of genes 
B) knew that some plants "breed true" 
C) knew that genes were responsible for observable traits 
D) allowed the pea plants to self-fertilize 
E) expected all true breeding crosses to produce offspring with intermediate phenotypes 
A) knew about the existence of genes 
B) knew that some plants "breed true" 
C) knew that genes were responsible for observable traits 
D) allowed the pea plants to self-fertilize 
E) expected all true breeding crosses to produce offspring with intermediate phenotypes

Question 16

In cats, short hair L is dominant to long hair l, and black hair B is dominant to brown hair b . If you found a black, short-haired cat, you could determine his genotype by crossing it to an animal with a genotype of ____.

Accepted Answer

A) LLBB 
B) llBB 
C) llBb 
D) llbb 
E) LLbb 
A) LLBB 
B) llBB 
C) llBb 
D) llbb 
E) LLbb

Question 17

If a child has an AB blood type, ____.

Accepted Answer

A) both parents must have different blood types 
B) neither parent can have blood type AB 
C) both parents must have blood type AB 
D) both parents can be any blood type 
E) one parent can have blood type O 
A) both parents must have different blood types 
B) neither parent can have blood type AB 
C) both parents must have blood type AB 
D) both parents can be any blood type 
E) one parent can have blood type O

Question 18

Narrative:
Achondroplasia, a hereditary form of dwarfism, is an autosomal dominant disorder; however homozygous dominant individuals either die before birth or very shortly thereafter. The homozygous recessive condition is normal. A dwarf couple decide to have children. Use this information to answer the following question:
Of the children of this couple who survive, what is the probability that they will be normal?

Accepted Answer

A) 0 
B) ¼ 
C) 1/3 
D) 2/3 
E) ½ 
A) 0 
B) ¼ 
C) 1/3 
D) 2/3 
E) ½

Question 19

Match between columns
                        Premises: Down syndrome

Accepted Answer

The Answer of mild mental impairment and minimal abnormalities and is...

Question 20

Match between columns
                        Premises: two different alleles of a given gene

Accepted Answer

The Answer of epistasis and heterozygous and aneuploidy and genotype is...

Face length in dogs is controlled by ____.

A gene that produces multiple effects is called a(n)____.

____ is the most fatal genetic disorder in the United States.

In humans, skin color is controlled by several genes. Thus, skin color is a(n)____ characteristic.

The main problem for those with cystic fibrosis involves ____.

Cystic fibrosis is a recessive disorder. If a couple, each of whom is heterozygous for the CFTR mutation, have children, what is the probability that they will have a child with cystic fibrosis?

In a pedigree chart, a female showing the specific trait being studied is indicated by a ____.

Observable traits are known in genetics as ____.

When Gregor Mendel first started his genetics experiments, he ____.

In cats, short hair L is dominant to long hair l, and black hair B is dominant to brown hair b . If you found a black, short-haired cat, you could determine his genotype by crossing it to an animal with a genotype of ____.

If a child has an AB blood type, ____.

Invitation to Biology

Molecules of Life

Cell Structure

Energy and Metabolism

Capturing and Releasing Energy

Dna Structure and Function

Gene Expression and Control

How Cells Reproduce

Biotechnology

Evidence of Evolution

Processes of Evolution

Early Life Forms and the Viruses

Plants and Fungi

Animal Evolution

Population Ecology

Communities and Ecosystems

The Biosphere and Human Effects

Animal Tissues and Organs

How Animals Move

Circulation and Respiration

Immunity

Digestion and Excretion

Neural Control and the Senses

Endocrine Control

Reproduction and Development

Plant Form and Function

Plant Reproduction and Development

Filters

Exam 9: Patterns of Inheritance

Face length in dogs is controlled by ____.

A gene that produces multiple effects is called a(n)____.

____ is the most fatal genetic disorder in the United States.

In humans, skin color is controlled by several genes. Thus, skin color is a(n)____ characteristic.

The main problem for those with cystic fibrosis involves ____.

Cystic fibrosis is a recessive disorder. If a couple, each of whom is heterozygous for the CFTR mutation, have children, what is the probability that they will have a child with cystic fibrosis?

In a pedigree chart, a female showing the specific trait being studied is indicated by a ____.

Observable traits are known in genetics as ____.

When Gregor Mendel first started his genetics experiments, he ____.

In cats, short hair L is dominant to long hair l, and black hair B is dominant to brown hair b . If you found a black, short-haired cat, you could determine his genotype by crossing it to an animal with a genotype of ____.

If a child has an AB blood type, ____.

Invitation to Biology

Molecules of Life

Cell Structure

Energy and Metabolism

Capturing and Releasing Energy

Dna Structure and Function

Gene Expression and Control

How Cells Reproduce

Biotechnology

Evidence of Evolution

Processes of Evolution

Early Life Forms and the Viruses

Plants and Fungi

Animal Evolution

Population Ecology

Communities and Ecosystems

The Biosphere and Human Effects

Animal Tissues and Organs

How Animals Move

Circulation and Respiration

Immunity

Digestion and Excretion

Neural Control and the Senses

Endocrine Control

Reproduction and Development

Plant Form and Function

Plant Reproduction and Development

Filters