Question 1

The discarded theory of blending inheritance most closely resembles ____ inheritance.

Accepted Answer

A) X-linked inheritance 
B) dihybridization 
C) codominance 
D) incomplete dominance 
E) complete dominance 
A) X-linked inheritance 
B) dihybridization 
C) codominance 
D) incomplete dominance 
E) complete dominance D

Question 2

The mutation that causes the lighter skin color of all people of European descent was the result of a ____ in the gene for a melanin transport protein.

Accepted Answer

A) base-pair substitution 
B) insertion 
C) deletion 
D) whole chromosome duplication 
E) multiple gene mutations involving several mechanisms 
A) base-pair substitution 
B) insertion 
C) deletion 
D) whole chromosome duplication 
E) multiple gene mutations involving several mechanisms A

Question 3

Match between columns
                        Premises: the particular alleles carried by an individual

Accepted Answer

The Answer of aneuploidy and pleiotropic and dihybrid cross and is...

Question 4

Match between columns
                        Premises: Marfan syndrome

Accepted Answer

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

Question 5

Match between columns
                        Premises: experiment in which individuals who have different alleles for two genes are crossed

Accepted Answer

The Answer of pleiotropic and codominance and genotype and heterozygous is...

Question 6

The ABO blood types have ____ different genotypes.

Accepted Answer

A) 4 
B) ​6 
C) ​8 
D) ​12 
E) ​16 
A) 4 
B) ​6 
C) ​8 
D) ​12 
E) ​16

Question 7

The mutated gene that causes cystic fibrosis is ____.

Accepted Answer

A) CFTR 
B) CRFT 
C) CTFR 
D) CRTF 
E) CFRT 
A) CFTR 
B) CRFT 
C) CTFR 
D) CRTF 
E) CFRT

Question 8

Match between columns
                        Premises: refers to two alleles that are both fully expressed in heterozygous individuals

Accepted Answer

The Answer of heterozygous and codominance and genotype and continuous is...

Question 9

In a Punnett square, the letters on top of the square and on the side of the square represent ____.

Accepted Answer

A) offspring genotypes 
B) zygote genotypes 
C) parental gametes 
D) offspring phenotypes 
E) parental phenotypes 
A) offspring genotypes 
B) zygote genotypes 
C) parental gametes 
D) offspring phenotypes 
E) parental phenotypes

Question 10

Six fingers on one hand would be classified as a(n)____.

Accepted Answer

A) genetic disorder 
B) disease 
C) syndrome 
D) genetic abnormality 
E) illness 
A) genetic disorder 
B) disease 
C) syndrome 
D) genetic abnormality 
E) illness

Question 11

If two individuals who are heterozygous for two traits that display incomplete dominance (e.g., AaBb)mate and have offspring, how many different phenotypes are possible?

Accepted Answer

A) 1 
B) ​3 
C) ​6 
D) ​9 
E) ​16 
A) 1 
B) ​3 
C) ​6 
D) ​9 
E) ​16

Question 12

Match between columns
                        Premises: the set of symptoms that characterize a genetic disease

Accepted Answer

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

Question 13

Genetic testing by ____ can be performed earliest in pregnancy.

Accepted Answer

A) amniocentesis 
B) obstetric sonography 
C) fetoscopy 
D) chorionic villus sampling 
E) preimplantation genetic diagnosis 
A) amniocentesis 
B) obstetric sonography 
C) fetoscopy 
D) chorionic villus sampling 
E) preimplantation genetic diagnosis

Question 14

Match between columns
                        Premises: refers to a gene whose product influences multiple genes

Accepted Answer

The Answer of aneuploidy and heterozygous and pleiotropic and syndrome is...

Question 15

Approximately how many gene products are involved in the synthesis of melanin in humans?

Accepted Answer

A) 10 
B) 25 
C) 50 
D) 100 
E) 1000 
A) 10 
B) 25 
C) 50 
D) 100 
E) 1000

Question 16

Match between columns
                        Premises: phenotype

Accepted Answer

The Answer of E and D and B and C is...

Question 17

Match between columns
                        Premises: dominant phenotype

Accepted Answer

The Answer of C and B and A and D is...

Question 18

A pleiotropic gene ____.

Accepted Answer

A) acts on secondary sexual characteristics 
B) influences multiple traits 
C) is additive 
D) produces lethal effects when homozygous 
E) produces epigenetic effects 
A) acts on secondary sexual characteristics 
B) influences multiple traits 
C) is additive 
D) produces lethal effects when homozygous 
E) produces epigenetic effects

Question 19

Match between columns
                        Premises: genotype

Accepted Answer

The Answer of E and C and B and A is...

Question 20

In codominance, ____.

Accepted Answer

A) one allele is dominant to another allele 
B) the genotype is determined by the phenotype 
C) the heterozygous phenotype is intermediate to the homozygous phenotypes 
D) the intermediate phenotype may be the result of enzyme insufficiency 
E) two alleles may be equally expressed 
A) one allele is dominant to another allele 
B) the genotype is determined by the phenotype 
C) the heterozygous phenotype is intermediate to the homozygous phenotypes 
D) the intermediate phenotype may be the result of enzyme insufficiency 
E) two alleles may be equally expressed

The discarded theory of blending inheritance most closely resembles ____ inheritance.

The mutation that causes the lighter skin color of all people of European descent was the result of a ____ in the gene for a melanin transport protein.

The ABO blood types have ____ different genotypes.

The mutated gene that causes cystic fibrosis is ____.

In a Punnett square, the letters on top of the square and on the side of the square represent ____.

Six fingers on one hand would be classified as a(n)____.

If two individuals who are heterozygous for two traits that display incomplete dominance (e.g., AaBb)mate and have offspring, how many different phenotypes are possible?

Genetic testing by ____ can be performed earliest in pregnancy.

Approximately how many gene products are involved in the synthesis of melanin in humans?

A pleiotropic gene ____.

In codominance, ____.

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Exam 9: Patterns of Inheritance

The discarded theory of blending inheritance most closely resembles ____ inheritance.

The mutation that causes the lighter skin color of all people of European descent was the result of a ____ in the gene for a melanin transport protein.

The ABO blood types have ____ different genotypes.

The mutated gene that causes cystic fibrosis is ____.

In a Punnett square, the letters on top of the square and on the side of the square represent ____.

Six fingers on one hand would be classified as a(n)____.

If two individuals who are heterozygous for two traits that display incomplete dominance (e.g., AaBb)mate and have offspring, how many different phenotypes are possible?

Genetic testing by ____ can be performed earliest in pregnancy.

Approximately how many gene products are involved in the synthesis of melanin in humans?

A pleiotropic gene ____.

In codominance, ____.

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

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