Question 1

Egg and sperm cells differ from most other cells in the human body because they

Accepted Answer

A)  do not contain alleles. 
B)  are not able to be karyotyped. 
C)  contain twenty-three homologous pairs of chromosomes. 
D)  contain half as many chromosomes as other cells. 
A)  do not contain alleles. 
B)  are not able to be karyotyped. 
C)  contain twenty-three homologous pairs of chromosomes. 
D)  contain half as many chromosomes as other cells.

Question 2

Consider the situation where two eggs are fertilized by two different sperm in one womb at the same time.These offspring are called ________ twins and share about ________ of their genetic material in common,just like siblings born at different times.

Accepted Answer

A)  monozygotic;half 
B)  dizygotic;half 
C)  identical;75 percent 
D)  fraternal;25 percent 
A)  monozygotic;half 
B)  dizygotic;half 
C)  identical;75 percent 
D)  fraternal;25 percent

Question 3

The field of ________ is fast developing.Its concern is with genetic modifications not dependent on the genetic code itself.

Accepted Answer

A)  adiogenetics 
B)  envigenetics 
C)  epigenetics 
D)  proteomics 
A)  adiogenetics 
B)  envigenetics 
C)  epigenetics 
D)  proteomics

Question 4

When psychologists refer to a person's outward appearance,they are referring to that person's

Accepted Answer

A)  karyotype. 
B)  physiotype. 
C)  genotype. 
D)  phenotype. 
A)  karyotype. 
B)  physiotype. 
C)  genotype. 
D)  phenotype.

Question 5

You overhear a friend commenting that her sister was "born to be a leader" because of her sociable,outgoing nature.How would you respond based on your knowledge of genotypic environmental interactions?

Accepted Answer

Answers will vary,but should i

Question 6

Males are more likely than females to inherit sex-linked disorders because

Accepted Answer

A)  most sex-linked disorders are on the Y chromosome. 
B)  males do not inherit an X chromosome from their mothers. 
C)  males do not have a second normal X chromosome to mask the effects of the abnormal X chromosome. 
D)  males inherit both an abnormal X and an abnormal Y chromosome. 
A)  most sex-linked disorders are on the Y chromosome. 
B)  males do not inherit an X chromosome from their mothers. 
C)  males do not have a second normal X chromosome to mask the effects of the abnormal X chromosome. 
D)  males inherit both an abnormal X and an abnormal Y chromosome.

Question 7

The egg and sperm cells are called

Accepted Answer

A)  zygotes. 
B)  gametes. 
C)  autosomes. 
D)  nucleotides. 
A)  zygotes. 
B)  gametes. 
C)  autosomes. 
D)  nucleotides.

Question 8

________ refers to instances of genetic transmission where the expression of a gene is determined by whether the particular allelic form has been inherited from the mother or the father.

Accepted Answer

A)  Genomic imprinting 
B)  Genomic partiality 
C)  Allelic imprinting 
D)  Allelic partiality 
A)  Genomic imprinting 
B)  Genomic partiality 
C)  Allelic imprinting 
D)  Allelic partiality

Question 9

________ is an example of a genetic disorder that is environmentally modifiable via diet.

Accepted Answer

A)  Sickle cell anemia 
B)  Hemophilia 
C)  Thalassemia 
D)  Phenylketonuria 
A)  Sickle cell anemia 
B)  Hemophilia 
C)  Thalassemia 
D)  Phenylketonuria

Question 10

Kristen and Peter just had a baby boy.If he has no genetic abnormality,the newborn baby's twenty-third set of chromosomes must contain

Accepted Answer

A)  two X chromosomes and one Y chromosome. 
B)  one X chromosome and two Y chromosomes. 
C)  one X chromosome and a very large Y chromosome. 
D)  one X chromosome and a smaller Y chromosome. 
A)  two X chromosomes and one Y chromosome. 
B)  one X chromosome and two Y chromosomes. 
C)  one X chromosome and a very large Y chromosome. 
D)  one X chromosome and a smaller Y chromosome.

Question 11

Genes are made up of various arrangements of four nitrogen-based chemical building blocks called

Accepted Answer

A)  DNA. 
B)  chromosomes. 
C)  nucleotides. 
D)  neurotransmitters. 
A)  DNA. 
B)  chromosomes. 
C)  nucleotides. 
D)  neurotransmitters.

Question 12

Globally,almost 1 million children are born with genetically linked birth defects.

Accepted Answer

A) True 
 B)False

Question 13

The fertilized ovum is called a(n)

Accepted Answer

A)  centromere. 
B)  embryo. 
C)  zygote. 
D)  chromosome. 
A)  centromere. 
B)  embryo. 
C)  zygote. 
D)  chromosome.

Question 14

In what way does the concept of niche-picking correlate genotypic and environmental factors?

Accepted Answer

Niche-picking correlates genotypic and e

Question 15

Jenna is fifteen weeks pregnant and concerned that her baby might have Down syndrome.Which of the following prenatal screening tests is she most likely to undergo?

Accepted Answer

A)  Amniocentesis 
B)  Ultrasonography 
C)  Fetal blood sampling 
D)  Chorionic villus sampling 
A)  Amniocentesis 
B)  Ultrasonography 
C)  Fetal blood sampling 
D)  Chorionic villus sampling

Question 16

The Coopers just had a baby who tested positive for the recessive metabolic condition called PKU.Their pediatrician has instructed them to

Accepted Answer

A)  have the baby undergo gene therapy. 
B)  use milk instead of formula to feed the baby. 
C)  monitor their child's diet beginning in early adolescence. 
D)  restrict the baby's intake of milk and meats. 
A)  have the baby undergo gene therapy. 
B)  use milk instead of formula to feed the baby. 
C)  monitor their child's diet beginning in early adolescence. 
D)  restrict the baby's intake of milk and meats.

Question 17

Sondra and Jaye enjoy quiet,independent activities.As a result,their child is raised similarly.This is an example of an active link between genotype and environment.

Accepted Answer

A) True 
 B)False

Question 18

Describe the prenatal testing procedure chorionic villus sampling.What are its strengths and weaknesses?

Accepted Answer

Chorionic villus sampling is a procedure

Question 19

A phenotypic characteristic influenced by two or more genes is a ________ trait.

Accepted Answer

A)  polygenic 
B)  polydominant 
C)  recessive 
D)  cooperative 
A)  polygenic 
B)  polydominant 
C)  recessive 
D)  cooperative

Question 20

________,a molecule somewhat similar to DNA,copies segments of the nucleotide sequences making up genes.

Accepted Answer

A)  mRNA 
B)  mDNA 
C)  qRNA 
D)  qDNA 
A)  mRNA 
B)  mDNA 
C)  qRNA 
D)  qDNA

Egg and sperm cells differ from most other cells in the human body because they

Consider the situation where two eggs are fertilized by two different sperm in one womb at the same time.These offspring are called twins and share about of their genetic material in common,just like siblings born at different times.

The field of ________ is fast developing.Its concern is with genetic modifications not dependent on the genetic code itself.

When psychologists refer to a person's outward appearance,they are referring to that person's

You overhear a friend commenting that her sister was "born to be a leader" because of her sociable,outgoing nature.How would you respond based on your knowledge of genotypic environmental interactions?

Males are more likely than females to inherit sex-linked disorders because

The egg and sperm cells are called

________ refers to instances of genetic transmission where the expression of a gene is determined by whether the particular allelic form has been inherited from the mother or the father.

________ is an example of a genetic disorder that is environmentally modifiable via diet.

Kristen and Peter just had a baby boy.If he has no genetic abnormality,the newborn baby's twenty-third set of chromosomes must contain

Genes are made up of various arrangements of four nitrogen-based chemical building blocks called

Globally,almost 1 million children are born with genetically linked birth defects.

The fertilized ovum is called a(n)

In what way does the concept of niche-picking correlate genotypic and environmental factors?

Jenna is fifteen weeks pregnant and concerned that her baby might have Down syndrome.Which of the following prenatal screening tests is she most likely to undergo?

The Coopers just had a baby who tested positive for the recessive metabolic condition called PKU.Their pediatrician has instructed them to

Sondra and Jaye enjoy quiet,independent activities.As a result,their child is raised similarly.This is an example of an active link between genotype and environment.

Describe the prenatal testing procedure chorionic villus sampling.What are its strengths and weaknesses?

A phenotypic characteristic influenced by two or more genes is a ________ trait.

________,a molecule somewhat similar to DNA,copies segments of the nucleotide sequences making up genes.

Themes and Theories

Studying Child Development

The Prenatal Period and Birth

Brain, Motor Skill, and Physical Development

Basic Learning and Perception

Language

Cognition

Social Cognition

Achievement

Emotion

Self and Values

Gender

The Family

Peers

Beyond Family and Peers

Filters

Exam 3: Genetics and Heredity

Egg and sperm cells differ from most other cells in the human body because they

Consider the situation where two eggs are fertilized by two different sperm in one womb at the same time.These offspring are called ________ twins and share about ________ of their genetic material in common,just like siblings born at different times.

The field of ________ is fast developing.Its concern is with genetic modifications not dependent on the genetic code itself.

When psychologists refer to a person's outward appearance,they are referring to that person's

You overhear a friend commenting that her sister was "born to be a leader" because of her sociable,outgoing nature.How would you respond based on your knowledge of genotypic environmental interactions?

Males are more likely than females to inherit sex-linked disorders because

The egg and sperm cells are called

________ refers to instances of genetic transmission where the expression of a gene is determined by whether the particular allelic form has been inherited from the mother or the father.

________ is an example of a genetic disorder that is environmentally modifiable via diet.

Kristen and Peter just had a baby boy.If he has no genetic abnormality,the newborn baby's twenty-third set of chromosomes must contain

Genes are made up of various arrangements of four nitrogen-based chemical building blocks called

Globally,almost 1 million children are born with genetically linked birth defects.

The fertilized ovum is called a(n)

In what way does the concept of niche-picking correlate genotypic and environmental factors?

Jenna is fifteen weeks pregnant and concerned that her baby might have Down syndrome.Which of the following prenatal screening tests is she most likely to undergo?

The Coopers just had a baby who tested positive for the recessive metabolic condition called PKU.Their pediatrician has instructed them to

Sondra and Jaye enjoy quiet,independent activities.As a result,their child is raised similarly.This is an example of an active link between genotype and environment.

Describe the prenatal testing procedure chorionic villus sampling.What are its strengths and weaknesses?

A phenotypic characteristic influenced by two or more genes is a ________ trait.

________,a molecule somewhat similar to DNA,copies segments of the nucleotide sequences making up genes.

Themes and Theories

Studying Child Development

The Prenatal Period and Birth

Brain, Motor Skill, and Physical Development

Basic Learning and Perception

Language

Cognition

Social Cognition

Achievement

Emotion

Self and Values

Gender

The Family

Peers

Beyond Family and Peers

Filters

Consider the situation where two eggs are fertilized by two different sperm in one womb at the same time.These offspring are called twins and share about of their genetic material in common,just like siblings born at different times.