Question 1

Match between columns
                        Premises: defective form of protein firbillin
must avoid diet products that contain phenylalanine
adults shorter than 4.5 feet 
dangerous levels of blood lipids 
autosomal recessive disorder that affects lungs and digestive system 
neurodegenerative disease
common among Eastern European Jewish descent

Accepted Answer

The Answer of achondroplasia and Tay-Sachs disease and cystic fibrosis is...

Question 2

What explains why two genes have a high percentage of ending up in the same gamete?

Accepted Answer

A) heterozygous 
B) allele variation 
C) co-dominance 
D) independent assortment 
E) linkage 
A) heterozygous 
B) allele variation 
C) co-dominance 
D) independent assortment 
E) linkage

Question 3

In a pedigree chart, a female who demonstrates the trait being studied is represented by a ____. ​

Accepted Answer

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

Question 4

What disease was studied in a famous pedigree analysis that included thousands of people?  ​

Accepted Answer

A) Alzheimer's disease 
B) Huntington's disease 
C) cystic fibrosis 
D) sickle-cell anemia 
E) Turner's syndrome 
A) Alzheimer's disease 
B) Huntington's disease 
C) cystic fibrosis 
D) sickle-cell anemia 
E) Turner's syndrome

Question 5

In the disease hemophilia A, a male with a recessive allele ____.

Accepted Answer

A) is classified as a carrier 
B) is always affected 
C) has normal clotting unless the situation is severe 
D) carries the trait on two chromosomes 
E) has a 100% chance of passing the trait to his son 
A) is classified as a carrier 
B) is always affected 
C) has normal clotting unless the situation is severe 
D) carries the trait on two chromosomes 
E) has a 100% chance of passing the trait to his son

Question 6

Down's syndrome individuals have how many chromosomes? ​

Accepted Answer

A) 23 
B) 24 
C) 45 
D) 46 
E) 47 
A) 23 
B) 24 
C) 45 
D) 46 
E) 47

Question 7

Which cell type is most often used in karyotyping? ​

Accepted Answer

A) bone 
B) nerve 
C) epithelial 
D) blood 
E) cartilage 
A) bone 
B) nerve 
C) epithelial 
D) blood 
E) cartilage

Question 8

A diploid cell has how many versions of each allele? ​

Accepted Answer

A) 1 
B) 2 
C) 4 
D) 8 
E) 16 
A) 1 
B) 2 
C) 4 
D) 8 
E) 16

Question 9

In which condition is the mosaic tissue pattern of females easily observed? ​

Accepted Answer

A) psoriasis 
B) incontinentia pigmenti 
C) ectoderm pigmentation syndrome 
D) epithelial aggregate syndrome 
E) albinism 
A) psoriasis 
B) incontinentia pigmenti 
C) ectoderm pigmentation syndrome 
D) epithelial aggregate syndrome 
E) albinism

Question 10

A haploid cell has how many versions of each allele? ​

Accepted Answer

A) 1 
B) 2 
C) 4 
D) 8 
E) 16 
A) 1 
B) 2 
C) 4 
D) 8 
E) 16

Question 11

Match the form of inheritance to the statements below.

​
-pattern associated with Marfan syndrome

Accepted Answer

The answer of Match the form of inheritance to the...

Question 12

Klinefelter's syndrome individuals have which chromosome makeup? ​

Accepted Answer

A) XX 
B) XO 
C) YY 
D) XXX 
E) YYY 
A) XX 
B) XO 
C) YY 
D) XXX 
E) YYY

Question 13

For a woman to get pattern baldness she must ____.

Accepted Answer

A) have the SRY gene 
B) be younger than 40 years old 
C) possess two copies of the allele 
D) have a sex-limited chromosome arrangement 
E) have Y inactivation 
A) have the SRY gene 
B) be younger than 40 years old 
C) possess two copies of the allele 
D) have a sex-limited chromosome arrangement 
E) have Y inactivation

Question 14

Patients with an abnormally long chromosome 9 have ____. ​

Accepted Answer

A) the Philadelphia chromosome 
B) a rare form of eye development 
C) hemophilia 
D) Down's syndrome 
E) a deletion mutation 
A) the Philadelphia chromosome 
B) a rare form of eye development 
C) hemophilia 
D) Down's syndrome 
E) a deletion mutation

Question 15

Turner's syndrome individuals have how many chromosomes? ​

Accepted Answer

A) 23 
B) 24 
C) 45 
D) 46 
E) 47 
A) 23 
B) 24 
C) 45 
D) 46 
E) 47

Question 16

Match the form of inheritance to the statements below.

​
-pattern associated with Huntington's disease ​

Accepted Answer

The answer of Match the form of inheritance to the...

Question 17

A carrier for a genetic disorder ____. ​

Accepted Answer

A) is homozygous recessive 
B) shows the recessive phenotype 
C) shows no symptoms 
D) is homozygous dominant 
E) is always male 
A) is homozygous recessive 
B) shows the recessive phenotype 
C) shows no symptoms 
D) is homozygous dominant 
E) is always male

Question 18

What term describes the set of symptoms associated with a medical issue? ​

Accepted Answer

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

Question 19

Which protein is defective in cases of Duchenne muscular dystrophy?

Accepted Answer

A) dystrophin 
B) albumin 
C) fibrillin 
D) fibrinogen 
E) fibrin 
A) dystrophin 
B) albumin 
C) fibrillin 
D) fibrinogen 
E) fibrin

Question 20

A female diploid cell has which sex chromosome combination?

Accepted Answer

A) XX 
B) XY 
C) YY 
D) X 
E) Y 
A) XX 
B) XY 
C) YY 
D) X 
E) Y

Exam 20: Chromosomes and Human Genetics

What explains why two genes have a high percentage of ending up in the same gamete?

In a pedigree chart, a female who demonstrates the trait being studied is represented by a ____. ​

What disease was studied in a famous pedigree analysis that included thousands of people? ​

In the disease hemophilia A, a male with a recessive allele ____.

Down's syndrome individuals have how many chromosomes? ​

Which cell type is most often used in karyotyping? ​

A diploid cell has how many versions of each allele? ​

In which condition is the mosaic tissue pattern of females easily observed? ​

A haploid cell has how many versions of each allele? ​

Match the form of inheritance to the statements below. ​ -pattern associated with Marfan syndrome

Klinefelter's syndrome individuals have which chromosome makeup? ​

For a woman to get pattern baldness she must ____.

Patients with an abnormally long chromosome 9 have ____. ​

Turner's syndrome individuals have how many chromosomes? ​

Match the form of inheritance to the statements below. ​ -pattern associated with Huntington's disease ​

A carrier for a genetic disorder ____. ​

What term describes the set of symptoms associated with a medical issue? ​

Which protein is defective in cases of Duchenne muscular dystrophy?

A female diploid cell has which sex chromosome combination?

Learning About Human Biology

Chemistry of Life

Cells and How They Work

Tissues, Organs, and Organ Systems

The Skeletal System

The Muscular System

Circulation: the Heart and Blood Vessels

Blood

Immunity and Disease

The Respiratory System

Digestion and Nutrition

The Urinary System

The Nervous System

Sensory Systems

The Endocrine System

Reproductive Systems

Development and Aging

Cell Reproduction

Introduction to Genetics

DNA Genes and Biotechnology

Genes and Disease: Cancer

Principles of Evolution

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Human Impacts on the Biosphere

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In a pedigree chart, a female who demonstrates the trait being studied is represented by a ____.

What disease was studied in a famous pedigree analysis that included thousands of people?

Down's syndrome individuals have how many chromosomes?

Which cell type is most often used in karyotyping?

A diploid cell has how many versions of each allele?

In which condition is the mosaic tissue pattern of females easily observed?

A haploid cell has how many versions of each allele?

Match the form of inheritance to the statements below. -pattern associated with Marfan syndrome

Klinefelter's syndrome individuals have which chromosome makeup?

Patients with an abnormally long chromosome 9 have ____.

Turner's syndrome individuals have how many chromosomes?

Match the form of inheritance to the statements below. -pattern associated with Huntington's disease

A carrier for a genetic disorder ____.

What term describes the set of symptoms associated with a medical issue?