Question 1

Which of these personality traits has already been shown to be moderately heritable?

Accepted Answer

A) Cruelty 
B) Introversion/extroversion 
C) Generosity 
D) Self-awareness 
A) Cruelty 
B) Introversion/extroversion 
C) Generosity 
D) Self-awareness

Question 2

____ is a codominant recessive trait for which, in heterozygous persons, the recessive trait is partially expressed in the phenotype, causing a person's red blood cells to assume an unusual crescent shape.

Accepted Answer

A) Cystic fibrosis 
B) Albinism 
C) Tay-Sachs disease 
D) Sickle-cell anemia 
A) Cystic fibrosis 
B) Albinism 
C) Tay-Sachs disease 
D) Sickle-cell anemia

Question 3

When chromosomal abnormalities occur,

Accepted Answer

A) most are fatal, killing the baby and pregnant mother. 
B) most result in miscarriage early in the pregnancy. 
C) most of the defective offspring survive birth, but die during infancy. 
D) the chromosomal defects can later be repaired surgically during infancy. 
A) most are fatal, killing the baby and pregnant mother. 
B) most result in miscarriage early in the pregnancy. 
C) most of the defective offspring survive birth, but die during infancy. 
D) the chromosomal defects can later be repaired surgically during infancy.

Question 4

The kinship between a step-mother and her step-children is

Accepted Answer

A) zero. 
B) moderate. 
C) strong, if she feels affectionate toward the step-children. 
D) impossible to estimate. 
A) zero. 
B) moderate. 
C) strong, if she feels affectionate toward the step-children. 
D) impossible to estimate.

Question 5

Monozygotic (identical) twins are ____ than dizygotic (fraternal) twins in the population.

Accepted Answer

A) more often male 
B) more often female 
C) numerically more common 
D) numerically less common 
A) more often male 
B) more often female 
C) numerically more common 
D) numerically less common

Question 6

Which of these is LEAST advisable as a maternal tactic to have a baby with normal chromosomes?

Accepted Answer

A) Eat a diet that is rich in folic acid 
B) Give birth while younger rather than older 
C) Encourage your husband to avoid excessive smoking or drinking 
D) Develop a career as an x-ray technician 
A) Eat a diet that is rich in folic acid 
B) Give birth while younger rather than older 
C) Encourage your husband to avoid excessive smoking or drinking 
D) Develop a career as an x-ray technician

Question 7

Genes exert their influences on development by

Accepted Answer

A) psychically changing the cell's future actions. 
B) managing the production of amino acids necessary for cell development. 
C) ensuring that experiential factors solely affect the child's development. 
D) causing cells to wither and die. 
A) psychically changing the cell's future actions. 
B) managing the production of amino acids necessary for cell development. 
C) ensuring that experiential factors solely affect the child's development. 
D) causing cells to wither and die.

Question 8

Use genotype/environment correlations to explain why fraternal twins and other non-twin siblings are likely to become increasingly dissimilar on many attributes as they mature.

Accepted Answer

Genotype/environment correlations refer

Question 9

Children of mixed race often have skin that is lighter than one parent's and darker than the other parent's. This outcome is consistent with the genetic principle of

Accepted Answer

A) sex-linked characteristics. 
B) genetic mutation and crossing over. 
C) recessive Mendelian traits. 
D) codominance of traits. 
A) sex-linked characteristics. 
B) genetic mutation and crossing over. 
C) recessive Mendelian traits. 
D) codominance of traits.

Question 10

The principle of codominance ____ Mendel's classic principles of inheritance.

Accepted Answer

A) supports 
B) is irrelevant to 
C) contradicts 
D) simplifies 
A) supports 
B) is irrelevant to 
C) contradicts 
D) simplifies

Question 11

At conception, all of the following events take place EXCEPT

Accepted Answer

A) a sperm cell penetrates the lining of the ovum. 
B) a biochemical reaction functions to repel other sperm. 
C) a new cell nucleus forms around the genetic material provided by father and mother. 
D) crossing over begins the process of replication. 
A) a sperm cell penetrates the lining of the ovum. 
B) a biochemical reaction functions to repel other sperm. 
C) a new cell nucleus forms around the genetic material provided by father and mother. 
D) crossing over begins the process of replication.

Question 12

The text reported that nonshared environmental influences can be studied adequately by

Accepted Answer

A) studying archival records such as school grades. 
B) asking siblings whether they were treated differently while growing up. 
C) secretly observing children with hidden cameras. 
D) using microscopes to examine siblings' karyotypes. 
A) studying archival records such as school grades. 
B) asking siblings whether they were treated differently while growing up. 
C) secretly observing children with hidden cameras. 
D) using microscopes to examine siblings' karyotypes.

Question 13

In the home, sibling fights, teasing, or dominance confrontations are ____ because each child experiences those events uniquely.

Accepted Answer

A) nonshared environmental influences 
B) shared environmental influences 
C) heritability factors 
D) ranges of reaction 
A) nonshared environmental influences 
B) shared environmental influences 
C) heritability factors 
D) ranges of reaction

Question 14

Phenotype is the expression of genotype and is determined according to three basic patterns: dominance, codominance, and genetic imprinting. Define each pattern, and give an example trait for each.

Accepted Answer

Simple dominance applies to a variety of

Question 15

The heritability coefficient is stated as H = (r identical twins - r fraternal twins) ´ 2. Discuss the value and the limitations of assessing heritability in this fashion.

Accepted Answer

Logically, the difference we find betwee

Question 16

Describe the factors involved in dominant and recessive inheritance. Include discussion of alleles, homozygous, heterozygous, genotype, and phenotype.

Accepted Answer

Simple dominant-recessive inheritance. M

Question 17

Sketch an illustration that depicts the differences between mitosis and meiosis.

Accepted Answer

Mitosis and meiosis are two different pr

Question 18

Suppose that a child developed mild symptoms of sickle-cell anemia. It may be correctly inferred that

Accepted Answer

A) the child is heterozygous for the sickle-cell trait. 
B) the child received the sickle-cell trait from both parents and is homozygous for this disorder. 
C) the sickle trait is absent from the child's alleles. 
D) the symptoms developed from experiential learning. 
A) the child is heterozygous for the sickle-cell trait. 
B) the child received the sickle-cell trait from both parents and is homozygous for this disorder. 
C) the sickle trait is absent from the child's alleles. 
D) the symptoms developed from experiential learning.

Question 19

It is WRONG to attribute nonshared environmental influences (NSE) to siblings' unique genes because

Accepted Answer

A) living in the same home is a shared experience. 
B) no one knows what strange genotypes identify aliens. 
C) monozygous twins still show NSE effects. 
D) parents and children have distinctive genotypes. 
A) living in the same home is a shared experience. 
B) no one knows what strange genotypes identify aliens. 
C) monozygous twins still show NSE effects. 
D) parents and children have distinctive genotypes.

Question 20

According to ethologist John Bowlby, the crying of infants is adaptive because crying

Accepted Answer

A) creates frustration in caregivers. 
B) helps infants develop better coping skills. 
C) aids in lung development. 
D) ensures that basic needs are met and promotes the development of emotional attachments. 
A) creates frustration in caregivers. 
B) helps infants develop better coping skills. 
C) aids in lung development. 
D) ensures that basic needs are met and promotes the development of emotional attachments.

Which of these personality traits has already been shown to be moderately heritable?

____ is a codominant recessive trait for which, in heterozygous persons, the recessive trait is partially expressed in the phenotype, causing a person's red blood cells to assume an unusual crescent shape.

When chromosomal abnormalities occur,

The kinship between a step-mother and her step-children is

Monozygotic (identical) twins are ____ than dizygotic (fraternal) twins in the population.

Which of these is LEAST advisable as a maternal tactic to have a baby with normal chromosomes?

Genes exert their influences on development by

Use genotype/environment correlations to explain why fraternal twins and other non-twin siblings are likely to become increasingly dissimilar on many attributes as they mature.

Children of mixed race often have skin that is lighter than one parent's and darker than the other parent's. This outcome is consistent with the genetic principle of

The principle of codominance ____ Mendel's classic principles of inheritance.

At conception, all of the following events take place EXCEPT

The text reported that nonshared environmental influences can be studied adequately by

In the home, sibling fights, teasing, or dominance confrontations are ____ because each child experiences those events uniquely.

Phenotype is the expression of genotype and is determined according to three basic patterns: dominance, codominance, and genetic imprinting. Define each pattern, and give an example trait for each.

The heritability coefficient is stated as H = (r identical twins - r fraternal twins) ´ 2. Discuss the value and the limitations of assessing heritability in this fashion.

Describe the factors involved in dominant and recessive inheritance. Include discussion of alleles, homozygous, heterozygous, genotype, and phenotype.

Sketch an illustration that depicts the differences between mitosis and meiosis.

Suppose that a child developed mild symptoms of sickle-cell anemia. It may be correctly inferred that

It is WRONG to attribute nonshared environmental influences (NSE) to siblings' unique genes because

According to ethologist John Bowlby, the crying of infants is adaptive because crying

Introduction to Developmental Psychology and Its Research Strategies

Prenatal Development and Birth

Infancy

Physical Development: the Brain, the Body, Motor Skills, and Sexual Development

Cognitive Development: Piagets Theory and Vygotskys Sociocultural Viewpoint

Cognitive Development: Information-Processing Perspectives

Intelligence: Measuring Mental Performance

Development of Language and Communication Skills

Emotional Development, Temperament, and Attachment

Development of the Self-Concept

Sex Differences and Gender-Role Development

Aggression, Altruism, and Moral Development

The Context of Development I: the Family

The Context of Development

Filters

Exam 2: Hereditary Influences on Development

Which of these personality traits has already been shown to be moderately heritable?

____ is a codominant recessive trait for which, in heterozygous persons, the recessive trait is partially expressed in the phenotype, causing a person's red blood cells to assume an unusual crescent shape.

When chromosomal abnormalities occur,

The kinship between a step-mother and her step-children is

Monozygotic (identical) twins are ____ than dizygotic (fraternal) twins in the population.

Which of these is LEAST advisable as a maternal tactic to have a baby with normal chromosomes?

Genes exert their influences on development by

Use genotype/environment correlations to explain why fraternal twins and other non-twin siblings are likely to become increasingly dissimilar on many attributes as they mature.

Children of mixed race often have skin that is lighter than one parent's and darker than the other parent's. This outcome is consistent with the genetic principle of

The principle of codominance ____ Mendel's classic principles of inheritance.

At conception, all of the following events take place EXCEPT

The text reported that nonshared environmental influences can be studied adequately by

In the home, sibling fights, teasing, or dominance confrontations are ____ because each child experiences those events uniquely.

Phenotype is the expression of genotype and is determined according to three basic patterns: dominance, codominance, and genetic imprinting. Define each pattern, and give an example trait for each.

The heritability coefficient is stated as H = (r identical twins - r fraternal twins) ´ 2. Discuss the value and the limitations of assessing heritability in this fashion.

Describe the factors involved in dominant and recessive inheritance. Include discussion of alleles, homozygous, heterozygous, genotype, and phenotype.

Sketch an illustration that depicts the differences between mitosis and meiosis.

Suppose that a child developed mild symptoms of sickle-cell anemia. It may be correctly inferred that

It is WRONG to attribute nonshared environmental influences (NSE) to siblings' unique genes because

According to ethologist John Bowlby, the crying of infants is adaptive because crying

Introduction to Developmental Psychology and Its Research Strategies

Prenatal Development and Birth

Infancy

Physical Development: the Brain, the Body, Motor Skills, and Sexual Development

Cognitive Development: Piagets Theory and Vygotskys Sociocultural Viewpoint

Cognitive Development: Information-Processing Perspectives

Intelligence: Measuring Mental Performance

Development of Language and Communication Skills

Emotional Development, Temperament, and Attachment

Development of the Self-Concept

Sex Differences and Gender-Role Development

Aggression, Altruism, and Moral Development

The Context of Development I: the Family

The Context of Development

Filters