Question 1

Match the form of inheritance to the statements below.

​
-pattern shows autosomal dominant inheritance

Accepted Answer

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

Question 2

A female who is heterozygous for hemophilia will ____. ​

Accepted Answer

A) exhibit the condition throughout her life 
B) suffer from bleeding when severely stressed 
C) show no signs of the disease at all 
D) pass the gene on to all of her children 
E) pass the gene on to only her sons 
A) exhibit the condition throughout her life 
B) suffer from bleeding when severely stressed 
C) show no signs of the disease at all 
D) pass the gene on to all of her children 
E) pass the gene on to only her sons

Question 3

Queen Victoria ____. ​

Accepted Answer

A) was a carrier of hemophilia 
B) had a hemophilic parent 
C) had hemophilia 
D) married a man with hemophilia 
E) both had a hemophilic parent and married a man with hemophilia 
A) was a carrier of hemophilia 
B) had a hemophilic parent 
C) had hemophilia 
D) married a man with hemophilia 
E) both had a hemophilic parent and married a man with hemophilia

Question 4

In a pedigree chart, a male 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 5

Match the form of inheritance to the statements below.

​
-pattern associated with Tay-Sachs disease

Accepted Answer

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

Question 6

Which of the following conditions is a sex-influenced trait? ​

Accepted Answer

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

Question 7

Match the form of inheritance to the statements below.

​
-pattern shows autosomal recessive inheritance

Accepted Answer

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

Question 8

Which X-linked trait is caused by a dominant mutant allele?

Accepted Answer

A) hemophilia A 
B) Duchenne muscular dystrophy 
C) red-green color blindness 
D) amelogenesis imperfecta 
E) testicular feminizing syndrome 
A) hemophilia A 
B) Duchenne muscular dystrophy 
C) red-green color blindness 
D) amelogenesis imperfecta 
E) testicular feminizing syndrome

Question 9

The field of study that focuses on how genes determine an individual's response to a medication is ____. ​

Accepted Answer

A) pharmacokinetics 
B) pharmacodynamics 
C) pharmacogenetics 
D) pharmacotherapeutics 
E) pharmacoeugenics 
A) pharmacokinetics 
B) pharmacodynamics 
C) pharmacogenetics 
D) pharmacotherapeutics 
E) pharmacoeugenics

Question 10

Karyotype analysis ____. ​

Accepted Answer

A) is a means of detecting and reducing mutagenic agents. 
B) is a surgical technique that separates chromosomes that have failed to segregate properly during meiosis II. 
C) can be used in prenatal diagnosis to detect chromosomal mutations and genetic disorders in embryos. 
D) replaces defective alleles with normal ones. 
E) is used in DNA analysis for paternity. 
A) is a means of detecting and reducing mutagenic agents. 
B) is a surgical technique that separates chromosomes that have failed to segregate properly during meiosis II. 
C) can be used in prenatal diagnosis to detect chromosomal mutations and genetic disorders in embryos. 
D) replaces defective alleles with normal ones. 
E) is used in DNA analysis for paternity.

Question 11

During meiosis homologous pairs of chromosomes ____. ​

Accepted Answer

A) move together to the newly formed cells 
B) ultimately create diploid cells 
C) are sorted in a dependent fashion 
D) may exchange corresponding segments 
E) stay in the cytoplasm 
A) move together to the newly formed cells 
B) ultimately create diploid cells 
C) are sorted in a dependent fashion 
D) may exchange corresponding segments 
E) stay in the cytoplasm

Question 12

A detailed analysis that tracks several generations of a family history is a ____. ​

Accepted Answer

A) carrier chart 
B) pedigree 
C) syndrome chart 
D) genetic chart 
E) karyotype 
A) carrier chart 
B) pedigree 
C) syndrome chart 
D) genetic chart 
E) karyotype

Question 13

Match the form of inheritance to the statements below.

​
-pattern associated with cystic fibrosis ​

Accepted Answer

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

Question 14

Which of the following is NOT true concerning homologous chromosomes? ​

Accepted Answer

A) There are two of each kind. 
B) Each parent contributes one of each homologous pair. 
C) Most homologous chromosomes carry the same genes for the same traits. 
D) The number of homologous chromosomes is doubled in each generation. 
E) Homologous chromosomes pair up during early meiosis. 
A) There are two of each kind. 
B) Each parent contributes one of each homologous pair. 
C) Most homologous chromosomes carry the same genes for the same traits. 
D) The number of homologous chromosomes is doubled in each generation. 
E) Homologous chromosomes pair up during early meiosis.

Question 15

If a daughter expresses an X-linked recessive gene, she inherited the trait from ____. ​

Accepted Answer

A) her mother 
B) her father 
C) both parents 
D) neither parent 
E) her grandmother 
A) her mother 
B) her father 
C) both parents 
D) neither parent 
E) her grandmother

Question 16

A human X-linked gene is ____. ​

Accepted Answer

A) found only in males 
B) more frequently expressed in females 
C) found on the Y chromosome 
D) transmitted from father to son 
E) found on the X chromosome 
A) found only in males 
B) more frequently expressed in females 
C) found on the Y chromosome 
D) transmitted from father to son 
E) found on the X chromosome

Question 17

In nondisjunction one or more pairs of chromosomes ____. ​

Accepted Answer

A) are deleted 
B) are duplicated 
C) undergo translocation 
D) undergo random mutations 
E) fail to separate 
A) are deleted 
B) are duplicated 
C) undergo translocation 
D) undergo random mutations 
E) fail to separate

Question 18

A female haploid 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

Question 19

Which of the following represents a normal female phenotype? ​

Accepted Answer

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

Question 20

What determines the gender of a fetus? ​

Accepted Answer

A) presence of an SRYgene 
B) presence of X and Y chromosomes 
C) absence of an X chromosome 
D) the sex chromosomes in the egg 
E) the presence of estrogen 
A) presence of an SRYgene 
B) presence of X and Y chromosomes 
C) absence of an X chromosome 
D) the sex chromosomes in the egg 
E) the presence of estrogen

Exam 20: Chromosomes and Human Genetics

Match the form of inheritance to the statements below. ​ -pattern shows autosomal dominant inheritance

A female who is heterozygous for hemophilia will ____. ​

Queen Victoria ____. ​

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

Match the form of inheritance to the statements below. ​ -pattern associated with Tay-Sachs disease

Which of the following conditions is a sex-influenced trait? ​

Match the form of inheritance to the statements below. ​ -pattern shows autosomal recessive inheritance

Which X-linked trait is caused by a dominant mutant allele?

The field of study that focuses on how genes determine an individual's response to a medication is ____. ​

Karyotype analysis ____. ​

During meiosis homologous pairs of chromosomes ____. ​

A detailed analysis that tracks several generations of a family history is a ____. ​

Match the form of inheritance to the statements below. ​ -pattern associated with cystic fibrosis ​

Which of the following is NOT true concerning homologous chromosomes? ​

If a daughter expresses an X-linked recessive gene, she inherited the trait from ____. ​

A human X-linked gene is ____. ​

In nondisjunction one or more pairs of chromosomes ____. ​

A female haploid cell has which sex chromosome combination?

Which of the following represents a normal female phenotype? ​

What determines the gender of a fetus? ​

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

Principles of Ecology

Human Impacts on the Biosphere

Filters

Match the form of inheritance to the statements below. -pattern shows autosomal dominant inheritance

A female who is heterozygous for hemophilia will ____.

Queen Victoria ____.

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

Match the form of inheritance to the statements below. -pattern associated with Tay-Sachs disease

Which of the following conditions is a sex-influenced trait?

Match the form of inheritance to the statements below. -pattern shows autosomal recessive inheritance

The field of study that focuses on how genes determine an individual's response to a medication is ____.

Karyotype analysis ____.

During meiosis homologous pairs of chromosomes ____.

A detailed analysis that tracks several generations of a family history is a ____.

Match the form of inheritance to the statements below. -pattern associated with cystic fibrosis

Which of the following is NOT true concerning homologous chromosomes?

If a daughter expresses an X-linked recessive gene, she inherited the trait from ____.

A human X-linked gene is ____.

In nondisjunction one or more pairs of chromosomes ____.

Which of the following represents a normal female phenotype?

What determines the gender of a fetus?