Question 1

Balint is a behavioral geneticist who focuses on human behavior and mental processes. Which of the following is he most likely to investigate?

Accepted Answer

A) The effects of the environment on learned behavior 
B) The way heredity and the environment influence personality 
C) How learning influences genotypes 
D) Cultural influences on mitosis 
A) The effects of the environment on learned behavior 
B) The way heredity and the environment influence personality 
C) How learning influences genotypes 
D) Cultural influences on mitosis B

Question 2

After making a simple mistake, Wilma says, "I can't help that I'm not intelligent. It's just the way I'm hard-wired." Wilma's comment reveals a misconception about genetic influences because ____.

Accepted Answer

A) complex traits like intelligence are influenced by many genes, as well as environmental factors 
B) intelligence has not been found to be highly heritable 
C) most people fall within two standard deviations on a distribution of intelligence 
D) controversial studies on intelligence used group differences to predict an individual's intelligence 
A) complex traits like intelligence are influenced by many genes, as well as environmental factors 
B) intelligence has not been found to be highly heritable 
C) most people fall within two standard deviations on a distribution of intelligence 
D) controversial studies on intelligence used group differences to predict an individual's intelligence A

Question 3

Melanie and Melody are fraternal twins. At which age would you expect their IQ scores to be the most similar?

Accepted Answer

A) 15 years old 
B) 30 years old 
C) 45 years old 
D) 60 years old 
A) 15 years old 
B) 30 years old 
C) 45 years old 
D) 60 years old A

Question 4

Sarah and Sophie are identical twins who have another sister, Susie, who is one year older than they. Many people mistake them for triplets because they all look so much alike. It is their ____ that make other people think they are triplets.

Accepted Answer

A) genotypes 
B) phenotypes 
C) polygenic traits 
D) prototypes 
A) genotypes 
B) phenotypes 
C) polygenic traits 
D) prototypes

Question 5

The biology of inheritance is called ____.

Accepted Answer

A) immunology 
B) environmental psychology 
C) biochemistry 
D) genetics 
A) immunology 
B) environmental psychology 
C) biochemistry 
D) genetics

Question 6

Dr. Van Oss is conducting a longitudinal study on lifestyle and heart disease. He found that participants who smoked and had poor diets were at higher risk of developing heart disease. However, some of those at-risk participants appeared to have a genetic "immunity" to heart disease. These results demonstrate the importance of understanding ____.

Accepted Answer

A) a participant's phenotype 
B) nonshared factors 
C) gene-environment interactions 
D) evolutionary factors 
A) a participant's phenotype 
B) nonshared factors 
C) gene-environment interactions 
D) evolutionary factors

Question 7

The sperm and ovum that joined to become you each had only one half of each of the pairs of chromosomes that belonged to your father and mother. The process that created the sperm and ovum is known as ____.

Accepted Answer

A) mitosis 
B) halitosis 
C) meiosis 
D) zygosis 
A) mitosis 
B) halitosis 
C) meiosis 
D) zygosis

Question 8

If the heritability of height is calculated to be .80, this means 80 percent of ____.

Accepted Answer

A) your physical height is due to genes, and the other 20 percent is due to environment 
B) people studied have the same genes for height 
C) the differences in height among people are due to genes 
D) your genes for height have been activated 
A) your physical height is due to genes, and the other 20 percent is due to environment 
B) people studied have the same genes for height 
C) the differences in height among people are due to genes 
D) your genes for height have been activated

Question 9

If speaking with an Australian accent is controlled by a recessive gene, which combination would result in someone who speaks with an Australian accent?

Accepted Answer

A) r ecessive-recessive 
B) d ominant-recessive 
C) d ominant-dominant 
D) r ecessive-recessive and dominant-recessive 
A) r ecessive-recessive 
B) d ominant-recessive 
C) d ominant-dominant 
D) r ecessive-recessive and dominant-recessive

Question 10

Jorge and Julio are identical twins. Since Jorge has been diagnosed with schizophrenia, there is about a ____ chance that Julio can also be diagnosed with the disorder.

Accepted Answer

A) 10 percent 
B) 40 percent 
C) 70 percent 
D) 100 percent 
A) 10 percent 
B) 40 percent 
C) 70 percent 
D) 100 percent

Question 11

Molly and Milly are identical twins. Molly has been diagnosed with schizophrenia. Which statement about Milly is true?

Accepted Answer

A) Milly will eventually be diagnosed with schizophrenia. 
B) Environmental factors will play a large role in whether Milly is ever diagnosed with schizophrenia. 
C) Genetic factors alone will determine whether Milly is ever diagnosed with schizophrenia. 
D) Milly will never develop schizophrenia. 
A) Milly will eventually be diagnosed with schizophrenia. 
B) Environmental factors will play a large role in whether Milly is ever diagnosed with schizophrenia. 
C) Genetic factors alone will determine whether Milly is ever diagnosed with schizophrenia. 
D) Milly will never develop schizophrenia.

Question 12

Charlie, a cell, suddenly splits himself into an exact replica. There are now two Charlies. Not long after that, it happens again, and there are four Charlies. This process is called ____.

Accepted Answer

A) mitosis 
B) meiosis 
C) fertilization 
D) symbiosis 
A) mitosis 
B) meiosis 
C) fertilization 
D) symbiosis

Question 13

Todd is a twenty-seven-year-old stockbroker. One of Todd's more striking features is his height-just 4 feet 2 inches tall. His parents, brothers and sisters, grandparents, aunts, uncles, and cousins are all over six feet tall. Based on your knowledge of the interplay between genetics and environmental factors, what is the most likely explanation for Todd's height?

Accepted Answer

A) an inherited gene 
B) an early childhood illness 
C) a sedentary lifestyle 
D) genotype normalization 
A) an inherited gene 
B) an early childhood illness 
C) a sedentary lifestyle 
D) genotype normalization

Question 14

Ocean inherited genes that raise the risk of her developing bipolar disorder. She lives a relatively stress-free life, however, and shows no symptoms of the disorder. The risk is part of Ocean's ____, and the normal behavior is part of Ocean's ____.

Accepted Answer

A) phenotype; genotype 
B) phenotype; phenotype 
C) genotype; phenotype 
D) genotype; genotype 
A) phenotype; genotype 
B) phenotype; phenotype 
C) genotype; phenotype 
D) genotype; genotype

Question 15

Research on behavioral genetics suggests that, for psychological variables such as personality characteristics, the most important environmental influences are likely to be those ____.

Accepted Answer

A) shared by family members who live together 
B) not shared by family members in general 
C) shared by genetically related family members 
D) not shared by family members of the same sex 
A) shared by family members who live together 
B) not shared by family members in general 
C) shared by genetically related family members 
D) not shared by family members of the same sex

Question 16

Maria and Juanita are identical twins. Therefore, they have ____.

Accepted Answer

A) the same phenotype and the same genotype 
B) the same phenotype but not necessarily the same genotype 
C) the same genotype but not necessarily the same phenotype 
D) neither the same genotype nor the same phenotype 
A) the same phenotype and the same genotype 
B) the same phenotype but not necessarily the same genotype 
C) the same genotype but not necessarily the same phenotype 
D) neither the same genotype nor the same phenotype

Question 17

The genes contained in a single cell contain information for constructingevery aspect of ____.

Accepted Answer

A) that individual cell and nothing else 
B) the individual organ/muscle to which that cell belongs and nothing else 
C) the organ/muscle system to which that cell belongs and nothing else 
D) the physical human being to which the cell belongs 
A) that individual cell and nothing else 
B) the individual organ/muscle to which that cell belongs and nothing else 
C) the organ/muscle system to which that cell belongs and nothing else 
D) the physical human being to which the cell belongs

Question 18

If research can show that schizophrenia is related to a person having a combination of several genes, then schizophrenia would be considered a(n)____.

Accepted Answer

A) polygenic trait 
B) untreatable disease 
C) global trait 
D) dissociative disorder 
A) polygenic trait 
B) untreatable disease 
C) global trait 
D) dissociative disorder

Question 19

Demetrius inherited a gene for "Abcde" from his mother. Regardless of his father's contribution, this gene will be expressed in his phenotype. "Abcde" is a ____ gene.

Accepted Answer

A) recessive 
B) protein 
C) dominant 
D) meiosis 
A) recessive 
B) protein 
C) dominant 
D) meiosis

Question 20

Which of these carry the specific structure that houses the genetic code?

Accepted Answer

A) chromosomes 
B) ovum 
C) sperm 
D) embryo 
A) chromosomes 
B) ovum 
C) sperm 
D) embryo

Balint is a behavioral geneticist who focuses on human behavior and mental processes. Which of the following is he most likely to investigate?

After making a simple mistake, Wilma says, "I can't help that I'm not intelligent. It's just the way I'm hard-wired." Wilma's comment reveals a misconception about genetic influences because ____.

Melanie and Melody are fraternal twins. At which age would you expect their IQ scores to be the most similar?

Sarah and Sophie are identical twins who have another sister, Susie, who is one year older than they. Many people mistake them for triplets because they all look so much alike. It is their ____ that make other people think they are triplets.

The biology of inheritance is called ____.

The sperm and ovum that joined to become you each had only one half of each of the pairs of chromosomes that belonged to your father and mother. The process that created the sperm and ovum is known as ____.

If the heritability of height is calculated to be .80, this means 80 percent of ____.

If speaking with an Australian accent is controlled by a recessive gene, which combination would result in someone who speaks with an Australian accent?

Jorge and Julio are identical twins. Since Jorge has been diagnosed with schizophrenia, there is about a ____ chance that Julio can also be diagnosed with the disorder.

Molly and Milly are identical twins. Molly has been diagnosed with schizophrenia. Which statement about Milly is true?

Charlie, a cell, suddenly splits himself into an exact replica. There are now two Charlies. Not long after that, it happens again, and there are four Charlies. This process is called ____.

Ocean inherited genes that raise the risk of her developing bipolar disorder. She lives a relatively stress-free life, however, and shows no symptoms of the disorder. The risk is part of Ocean's , and the normal behavior is part of Ocean's .

Research on behavioral genetics suggests that, for psychological variables such as personality characteristics, the most important environmental influences are likely to be those ____.

Maria and Juanita are identical twins. Therefore, they have ____.

The genes contained in a single cell contain information for constructingevery aspect of ____.

If research can show that schizophrenia is related to a person having a combination of several genes, then schizophrenia would be considered a(n)____.

Demetrius inherited a gene for "Abcde" from his mother. Regardless of his father's contribution, this gene will be expressed in his phenotype. "Abcde" is a ____ gene.

Which of these carry the specific structure that houses the genetic code?

Introduction to the Science of Psychology

Research in Psychology

Biological Aspects of Psychology

Sensation and Perception

Learning

Memory

Thought and Language

Intelligence

Consciousness

Motivation and Emotion

Human Development

Health Stress and Coping

Personality

Psychological Disorders

Treatment of Psychological Disorders

Social Psychology

Industrial and Organizational Psychology

Neuropsychology

Statistics in Psychological Research

Filters

Exam 20: Behavioral Genetics

Balint is a behavioral geneticist who focuses on human behavior and mental processes. Which of the following is he most likely to investigate?

After making a simple mistake, Wilma says, "I can't help that I'm not intelligent. It's just the way I'm hard-wired." Wilma's comment reveals a misconception about genetic influences because ____.

Melanie and Melody are fraternal twins. At which age would you expect their IQ scores to be the most similar?

Sarah and Sophie are identical twins who have another sister, Susie, who is one year older than they. Many people mistake them for triplets because they all look so much alike. It is their ____ that make other people think they are triplets.

The biology of inheritance is called ____.

The sperm and ovum that joined to become you each had only one half of each of the pairs of chromosomes that belonged to your father and mother. The process that created the sperm and ovum is known as ____.

If the heritability of height is calculated to be .80, this means 80 percent of ____.

If speaking with an Australian accent is controlled by a recessive gene, which combination would result in someone who speaks with an Australian accent?

Jorge and Julio are identical twins. Since Jorge has been diagnosed with schizophrenia, there is about a ____ chance that Julio can also be diagnosed with the disorder.

Molly and Milly are identical twins. Molly has been diagnosed with schizophrenia. Which statement about Milly is true?

Charlie, a cell, suddenly splits himself into an exact replica. There are now two Charlies. Not long after that, it happens again, and there are four Charlies. This process is called ____.

Ocean inherited genes that raise the risk of her developing bipolar disorder. She lives a relatively stress-free life, however, and shows no symptoms of the disorder. The risk is part of Ocean's ____, and the normal behavior is part of Ocean's ____.

Research on behavioral genetics suggests that, for psychological variables such as personality characteristics, the most important environmental influences are likely to be those ____.

Maria and Juanita are identical twins. Therefore, they have ____.

The genes contained in a single cell contain information for constructingevery aspect of ____.

If research can show that schizophrenia is related to a person having a combination of several genes, then schizophrenia would be considered a(n)____.

Demetrius inherited a gene for "Abcde" from his mother. Regardless of his father's contribution, this gene will be expressed in his phenotype. "Abcde" is a ____ gene.

Which of these carry the specific structure that houses the genetic code?

Introduction to the Science of Psychology

Research in Psychology

Biological Aspects of Psychology

Sensation and Perception

Learning

Memory

Thought and Language

Intelligence

Consciousness

Motivation and Emotion

Human Development

Health Stress and Coping

Personality

Psychological Disorders

Treatment of Psychological Disorders

Social Psychology

Industrial and Organizational Psychology

Neuropsychology

Statistics in Psychological Research

Filters

Ocean inherited genes that raise the risk of her developing bipolar disorder. She lives a relatively stress-free life, however, and shows no symptoms of the disorder. The risk is part of Ocean's , and the normal behavior is part of Ocean's .