Question 1

A likely biological basis of major depressive disorder is

Accepted Answer

A)  reuptake pumps for serotonin in the presynaptic neuron membrane that do not function adequately. 
B)  absent reuptake pumps for serotonin in the presynaptic neuron membrane. 
C)  reuptake pumps for serotonin in the postsynaptic neuron membrane that do not function adequately. 
D)  reuptake pumps for serotonin in the postsynaptic neuron membrane that are overactive, depleting serotonin in the synapse. 
E)  reuptake pumps for dopamine in the presynaptic neuron membrane that do not function adequately. 
A)  reuptake pumps for serotonin in the presynaptic neuron membrane that do not function adequately. 
B)  absent reuptake pumps for serotonin in the presynaptic neuron membrane. 
C)  reuptake pumps for serotonin in the postsynaptic neuron membrane that do not function adequately. 
D)  reuptake pumps for serotonin in the postsynaptic neuron membrane that are overactive, depleting serotonin in the synapse. 
E)  reuptake pumps for dopamine in the presynaptic neuron membrane that do not function adequately.

Question 2

The molecular explanation for narcolepsy is that

Accepted Answer

A)  certain brain cells have many extra orexin/hypocretin receptors, so that the cell receives too many messages to sleep. 
B)  the orexin/hypocretin receptor is missing, abnormal in structure, or unable to move to the surface of certain brain cells, blocking signals to stay awake. 
C)  a gene is missing in chromosome 6 that encodes the protein narcoleptin. 
D)  a viral infection activates genes that promote sleep. 
E)  four key genes are overexpressed. 
A)  certain brain cells have many extra orexin/hypocretin receptors, so that the cell receives too many messages to sleep. 
B)  the orexin/hypocretin receptor is missing, abnormal in structure, or unable to move to the surface of certain brain cells, blocking signals to stay awake. 
C)  a gene is missing in chromosome 6 that encodes the protein narcoleptin. 
D)  a viral infection activates genes that promote sleep. 
E)  four key genes are overexpressed.

Question 3

The biological basis of autism may be

Accepted Answer

A)  exposure to Ebola viruses during pregnancy. 
B)  formation of aberrant synapses. 
C)  interference with the ability to form synapses during childhood that are a response to experience, impairing learning and memory. 
D)  binding to nicotinic receptors in a way that destroys neurons in the hippocampus. 
E)  a reaction to flu vaccine. 
A)  exposure to Ebola viruses during pregnancy. 
B)  formation of aberrant synapses. 
C)  interference with the ability to form synapses during childhood that are a response to experience, impairing learning and memory. 
D)  binding to nicotinic receptors in a way that destroys neurons in the hippocampus. 
E)  a reaction to flu vaccine.

Question 4

Natasha has schizophrenia.The probability that her young brother Boris develops schizophrenia too is about ___ times the general worldwide population risk.

Accepted Answer

A)  2 
B)  4 
C)  9 
D)  12 
E)  20 
A)  2 
B)  4 
C)  9 
D)  12 
E)  20

Question 5

The two identifying characteristics of addiction are

Accepted Answer

A)  intolerance and independence. 
B)  intolerance and dependence. 
C)  tolerance and independence. 
D)  tolerance and dependence. 
E)  irrationality and obsession. 
A)  intolerance and independence. 
B)  intolerance and dependence. 
C)  tolerance and independence. 
D)  tolerance and dependence. 
E)  irrationality and obsession.

Question 6

As individuals age,heritability of IQ

Accepted Answer

A)  increases. 
B)  decreases. 
C)  remains relatively constant. 
D)  becomes meaningless. 
E)  becomes impossible to assess. 
A)  increases. 
B)  decreases. 
C)  remains relatively constant. 
D)  becomes meaningless. 
E)  becomes impossible to assess.

Question 7

A person with narcolepsy may experience

Accepted Answer

A)  cataplexy, in which he or she suddenly collapses. 
B)  dogaplexy, in which he or she suddenly collapses. 
C)  a sudden sensation that he or she is running on a hamster wheel. 
D)  inability to sleep. 
E)  excess REM sleep. 
A)  cataplexy, in which he or she suddenly collapses. 
B)  dogaplexy, in which he or she suddenly collapses. 
C)  a sudden sensation that he or she is running on a hamster wheel. 
D)  inability to sleep. 
E)  excess REM sleep.

Question 8

The average score on an IQ test,such as the Stanford-Binet,is

Accepted Answer

A)  50. 
B)  75. 
C)  100. 
D)  150. 
E)  200. 
A)  50. 
B)  75. 
C)  100. 
D)  150. 
E)  200.

Question 9

The first intelligence tests,developed in the late 19th century,tested a person's

Accepted Answer

A)  mathematics and verbal skills. 
B)  sensory perception and reaction time. 
C)  problem-solving and logic skills. 
D)  hand-eye coordination. 
E)  relatives to determine how smart they were. 
A)  mathematics and verbal skills. 
B)  sensory perception and reaction time. 
C)  problem-solving and logic skills. 
D)  hand-eye coordination. 
E)  relatives to determine how smart they were.

Question 10

Justus lifts weights several hours a day.He spends a great deal of time at the gym admiring his firm muscles from several angles.He follows a high protein diet and takes amino acid supplements to make his muscles bulge.Justus is very concerned that the muscles are much too small.He likely has

Accepted Answer

A)  anorexia nervosa. 
B)  bulimia. 
C)  schizophrenia. 
D)  muscle dysmorphia 
E)  obsessive-compulsive disorder. 
A)  anorexia nervosa. 
B)  bulimia. 
C)  schizophrenia. 
D)  muscle dysmorphia 
E)  obsessive-compulsive disorder.

A likely biological basis of major depressive disorder is

The molecular explanation for narcolepsy is that

The biological basis of autism may be

Natasha has schizophrenia.The probability that her young brother Boris develops schizophrenia too is about ___ times the general worldwide population risk.

The two identifying characteristics of addiction are

As individuals age,heritability of IQ

A person with narcolepsy may experience

The average score on an IQ test,such as the Stanford-Binet,is

The first intelligence tests,developed in the late 19th century,tested a person's

Justus lifts weights several hours a day.He spends a great deal of time at the gym admiring his firm muscles from several angles.He follows a high protein diet and takes amino acid supplements to make his muscles bulge.Justus is very concerned that the muscles are much too small.He likely has

Overview of Genetics

Cells

Meiosis and Development

Single-Gene Inheritance

Beyond Mendels Law

Matters of Sex

Multifactorial Traits

DNA Structure and Replication

Gene Action: From Dna to Protein

Gene Expression and Epigenetics

Gene Mutation

Chromosomes

Constant Allele Frequencies

Changing Allele Frequencies

Human Ancestry

Genetics of Immunity

Genetics of Cancer

Genetic Technologies: Amplifying, Modifying, and Monitoring DNA

Genetic Testing and Treatment

Reproductive Technologies

Genomics

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Exam 8: Genetics of Behavior

A likely biological basis of major depressive disorder is

The molecular explanation for narcolepsy is that

The biological basis of autism may be

Natasha has schizophrenia.The probability that her young brother Boris develops schizophrenia too is about ___ times the general worldwide population risk.

The two identifying characteristics of addiction are

As individuals age,heritability of IQ

A person with narcolepsy may experience

The average score on an IQ test,such as the Stanford-Binet,is

The first intelligence tests,developed in the late 19th century,tested a person's

Justus lifts weights several hours a day.He spends a great deal of time at the gym admiring his firm muscles from several angles.He follows a high protein diet and takes amino acid supplements to make his muscles bulge.Justus is very concerned that the muscles are much too small.He likely has

Overview of Genetics

Cells

Meiosis and Development

Single-Gene Inheritance

Beyond Mendels Law

Matters of Sex

Multifactorial Traits

DNA Structure and Replication

Gene Action: From Dna to Protein

Gene Expression and Epigenetics

Gene Mutation

Chromosomes

Constant Allele Frequencies

Changing Allele Frequencies

Human Ancestry

Genetics of Immunity

Genetics of Cancer

Genetic Technologies: Amplifying, Modifying, and Monitoring DNA

Genetic Testing and Treatment

Reproductive Technologies

Genomics

Filters