Question 1

What is one of the main areas of focus for molecular genetics?

Accepted Answer

A) meiosis 
B) epigenesis 
C) concordance 
D) mutation 
A) meiosis 
B) epigenesis 
C) concordance 
D) mutation

Question 2

Which statement best describes the genetic influence on depression?

Accepted Answer

A) Some genes predispose a person to depression,but no genes protect from depression. 
B) Some genes protect a person from depression,but no genes predispose a person to depression. 
C) Some genes protect a person from depression,and others predispose a person to depression. 
D) No genes protect a person from depression,and no genes predispose a person to depression. 
A) Some genes predispose a person to depression,but no genes protect from depression. 
B) Some genes protect a person from depression,but no genes predispose a person to depression. 
C) Some genes protect a person from depression,and others predispose a person to depression. 
D) No genes protect a person from depression,and no genes predispose a person to depression.

Question 3

We know that two people have precisely 50 percent of their genes in common if they are

Accepted Answer

A) fraternal twins. 
B) identical twins. 
C) parent and child. 
D) grandchild and grandparent 
A) fraternal twins. 
B) identical twins. 
C) parent and child. 
D) grandchild and grandparent

Question 4

Jeff's mother died from Huntington's disease and he inherited the Huntington's gene.What is the likelihood he will also develop symptoms of Huntington's disease?

Accepted Answer

A) Jeff will almost certainly develop Huntington's. 
B) Jeff's odds of developing Huntington's are 1 in 2. 
C) Jeff's odds of developing Huntington's are 1 in 4. 
D) Jeff's odds of developing Huntington's depends on the gene he inherited from his father. 
A) Jeff will almost certainly develop Huntington's. 
B) Jeff's odds of developing Huntington's are 1 in 2. 
C) Jeff's odds of developing Huntington's are 1 in 4. 
D) Jeff's odds of developing Huntington's depends on the gene he inherited from his father.

Question 5

Although she is in fine health,Dorothy's son has been diagnosed with a metabolic disorder that results in intellectual disability and is caused by a missing enzyme.Which of the following best describes Dorothy?

Accepted Answer

A) recessive for CNV 
B) carrier for PKU 
C) dominant for CVS 
D) polygenic for ADHD 
A) recessive for CNV 
B) carrier for PKU 
C) dominant for CVS 
D) polygenic for ADHD

Question 6

The epigenome for a particular gene determines whether it will

Accepted Answer

A) switch on. 
B) mutate. 
C) cross over. 
D) have CNVs. 
A) switch on. 
B) mutate. 
C) cross over. 
D) have CNVs.

Question 7

A gene

Accepted Answer

A) is made of hormones and neurotransmitters. 
B) can also be referred to as an ovum. 
C) when combined with a second gene will produce a chromosome. 
D) provides instructions for the production of proteins. 
A) is made of hormones and neurotransmitters. 
B) can also be referred to as an ovum. 
C) when combined with a second gene will produce a chromosome. 
D) provides instructions for the production of proteins.

Question 8

Concordance rates show the likelihood that if one member of a pair has a particular trait,the other member of the pair also has it.

Accepted Answer

A) True 
 B)False

Question 9

Your text reveals that if one identical twin is gay,there is almost a 50 percent chance that the other identical twin will also be gay.On the other hand,if a fraternal twin is schizophrenic,there is only about a 20 percent chance the other fraternal twin will be schizophrenic.The measure of likelihood that twins will share this mental illness in common is called a(n)

Accepted Answer

A) concordance rate. 
B) correlation coefficient. 
C) dominant trait. 
D) heritability factor. 
A) concordance rate. 
B) correlation coefficient. 
C) dominant trait. 
D) heritability factor.

Question 10

Heritability refers to

Accepted Answer

A) how much of a trait is influenced by genetic factors for a specific individual. 
B) the proportion of the differences in a trait among a group of people that is due to genetic differences. 
C) the percentage of pairs of people where,if one person in the pair has a trait,the other person in the pair also has the trait. 
D) the degree to which one trait increases with increases in another trait. 
A) how much of a trait is influenced by genetic factors for a specific individual. 
B) the proportion of the differences in a trait among a group of people that is due to genetic differences. 
C) the percentage of pairs of people where,if one person in the pair has a trait,the other person in the pair also has the trait. 
D) the degree to which one trait increases with increases in another trait.

Question 11

Research from behavioral geneticists has found that as we get older,genetic influences on intelligence are _____ in importance,shared influences are ______ in importance,and nonshared environmental influences are _____ in importance.

Accepted Answer

A) decreasing;decreasing;increasing 
B) decreasing;increasing;decreasing 
C) increasing;increasing;decreasing 
D) increasing;decreasing;increasing 
A) decreasing;decreasing;increasing 
B) decreasing;increasing;decreasing 
C) increasing;increasing;decreasing 
D) increasing;decreasing;increasing

Question 12

Describe the perspective on human development provided by molecular genetics,and explain why it adds value to the established field of behavioral genetics.

Accepted Answer

Molecular genetics provides a perspectiv

Question 13

Which of the following is an accurate comparison of people with Down syndrome and people with Klinefelter syndrome?

Accepted Answer

A) They both have cells with 47 chromosomes,but the extra chromosome in Klinefelter syndrome is a sex chromosome and in Down syndrome,it is one of the other chromosomes. 
B) They both have cells with 47 chromosomes,and in both cases,it is an extra sex chromosome. 
C) There is an extra chromosome in Down syndrome,while there are fewer than the normal number of chromosomes in Klinefelter syndrome. 
D) There is an extra X chromosome in Klinefelter syndrome and a missing X chromosome in Down syndrome. 
A) They both have cells with 47 chromosomes,but the extra chromosome in Klinefelter syndrome is a sex chromosome and in Down syndrome,it is one of the other chromosomes. 
B) They both have cells with 47 chromosomes,and in both cases,it is an extra sex chromosome. 
C) There is an extra chromosome in Down syndrome,while there are fewer than the normal number of chromosomes in Klinefelter syndrome. 
D) There is an extra X chromosome in Klinefelter syndrome and a missing X chromosome in Down syndrome.

Question 14

The process of mitosis results in daughter cells that have half the number of cells as the original one.

Accepted Answer

A) True 
 B)False

Question 15

Species heredity is very important to our understanding of individual differences in human growth and development.

Accepted Answer

A) True 
 B)False

Question 16

Which statement concerning the genetic code is FALSE?

Accepted Answer

A) Zygotes consist of many genes. 
B) Genes consist of many DNA strands. 
C) DNA strands consist of many zygotes. 
D) Chromosomes consist of many genes. 
A) Zygotes consist of many genes. 
B) Genes consist of many DNA strands. 
C) DNA strands consist of many zygotes. 
D) Chromosomes consist of many genes.

Question 17

One girl attends a public school for fifth grade and her twin attends a private school for fifth grade,so their educational environmental influence is considered shared because they both attended fifth grade.

Accepted Answer

A) True 
 B)False

Question 18

Which of the following can cause intellectual deficits that progress as it is passed down through generations?

Accepted Answer

A) Huntington's disease 
B) Fragile X syndrome 
C) Tay-Sachs disease 
D) Down syndrome 
A) Huntington's disease 
B) Fragile X syndrome 
C) Tay-Sachs disease 
D) Down syndrome

Question 19

A medical research firm developed a new test for bipolar disorder that tries to identify if specific series of genome codes are missing in a person's DNA.What is the focus of the firm's test?

Accepted Answer

A) chorionic villus samples 
B) copy number variations 
C) diathesis-stress markers 
D) autosomal mutations 
A) chorionic villus samples 
B) copy number variations 
C) diathesis-stress markers 
D) autosomal mutations

Question 20

Describe and give an example of a recessive gene and a dominant gene.Then differentiate between incomplete dominance and codominance.

Accepted Answer

A recessive gene is a gene that is only

What is one of the main areas of focus for molecular genetics?

Which statement best describes the genetic influence on depression?

We know that two people have precisely 50 percent of their genes in common if they are

Jeff's mother died from Huntington's disease and he inherited the Huntington's gene.What is the likelihood he will also develop symptoms of Huntington's disease?

Although she is in fine health,Dorothy's son has been diagnosed with a metabolic disorder that results in intellectual disability and is caused by a missing enzyme.Which of the following best describes Dorothy?

The epigenome for a particular gene determines whether it will

A gene

Concordance rates show the likelihood that if one member of a pair has a particular trait,the other member of the pair also has it.

Heritability refers to

Research from behavioral geneticists has found that as we get older,genetic influences on intelligence are _ in importance,shared influences are in importance,and nonshared environmental influences are ___ in importance.

Describe the perspective on human development provided by molecular genetics,and explain why it adds value to the established field of behavioral genetics.

Which of the following is an accurate comparison of people with Down syndrome and people with Klinefelter syndrome?

The process of mitosis results in daughter cells that have half the number of cells as the original one.

Species heredity is very important to our understanding of individual differences in human growth and development.

Which statement concerning the genetic code is FALSE?

One girl attends a public school for fifth grade and her twin attends a private school for fifth grade,so their educational environmental influence is considered shared because they both attended fifth grade.

Which of the following can cause intellectual deficits that progress as it is passed down through generations?

A medical research firm developed a new test for bipolar disorder that tries to identify if specific series of genome codes are missing in a person's DNA.What is the focus of the firm's test?

Describe and give an example of a recessive gene and a dominant gene.Then differentiate between incomplete dominance and codominance.

Understanding Life-Span Human Development

Theories of Human Development

Prenatal Development and Birth

Body, Brain, and Health

Sensation, Perception, and Action

Cognition

Memory and Information Processing

Intelligence and Creativity

Language and Education

Self and Personality

Gender Roles and Sexuality

Social Cognition and Moral Development

Emotions, Attachment, and Social Relationships

The Family

Developmental Psychopathology

The Final Challenge: Death and Dying

Filters

Exam 3: Genes,Environment,and Development

What is one of the main areas of focus for molecular genetics?

Which statement best describes the genetic influence on depression?

We know that two people have precisely 50 percent of their genes in common if they are

Jeff's mother died from Huntington's disease and he inherited the Huntington's gene.What is the likelihood he will also develop symptoms of Huntington's disease?

Although she is in fine health,Dorothy's son has been diagnosed with a metabolic disorder that results in intellectual disability and is caused by a missing enzyme.Which of the following best describes Dorothy?

The epigenome for a particular gene determines whether it will

A gene

Concordance rates show the likelihood that if one member of a pair has a particular trait,the other member of the pair also has it.

Heritability refers to

Research from behavioral geneticists has found that as we get older,genetic influences on intelligence are _____ in importance,shared influences are ______ in importance,and nonshared environmental influences are _____ in importance.

Describe the perspective on human development provided by molecular genetics,and explain why it adds value to the established field of behavioral genetics.

Which of the following is an accurate comparison of people with Down syndrome and people with Klinefelter syndrome?

The process of mitosis results in daughter cells that have half the number of cells as the original one.

Species heredity is very important to our understanding of individual differences in human growth and development.

Which statement concerning the genetic code is FALSE?

One girl attends a public school for fifth grade and her twin attends a private school for fifth grade,so their educational environmental influence is considered shared because they both attended fifth grade.

Which of the following can cause intellectual deficits that progress as it is passed down through generations?

A medical research firm developed a new test for bipolar disorder that tries to identify if specific series of genome codes are missing in a person's DNA.What is the focus of the firm's test?

Describe and give an example of a recessive gene and a dominant gene.Then differentiate between incomplete dominance and codominance.

Understanding Life-Span Human Development

Theories of Human Development

Prenatal Development and Birth

Body, Brain, and Health

Sensation, Perception, and Action

Cognition

Memory and Information Processing

Intelligence and Creativity

Language and Education

Self and Personality

Gender Roles and Sexuality

Social Cognition and Moral Development

Emotions, Attachment, and Social Relationships

The Family

Developmental Psychopathology

The Final Challenge: Death and Dying

Filters

Research from behavioral geneticists has found that as we get older,genetic influences on intelligence are _ in importance,shared influences are in importance,and nonshared environmental influences are ___ in importance.