Question 1

____ is a drug prescribed in the treatment of estrogen-sensitive breast cancers.

Accepted Answer

A)  Endoxifen 
B)  Phenylthiocarbamide 
C)  Tamoxifen 
D)  Polyvinyl chloride 
E)  5-HTT 
A)  Endoxifen 
B)  Phenylthiocarbamide 
C)  Tamoxifen 
D)  Polyvinyl chloride 
E)  5-HTT C

Question 2

All of the following environmental factors have been implicated in cancer EXCEPT

Accepted Answer

A)  viral infection. 
B)  exposure to X-rays. 
C)  exposure to polyvinyl chloride. 
D)  exposure to UV light. 
E)  exposure to PTC. 
A)  viral infection. 
B)  exposure to X-rays. 
C)  exposure to polyvinyl chloride. 
D)  exposure to UV light. 
E)  exposure to PTC. E

Question 3

Which of the following statements about the ability to taste PTC is true?

Accepted Answer

A)  Nontasters of PTC are homozygous for the gene. 
B)  Tasters find PTC has a pleasant sweet taste. 
C)  Everyone can taste PTC, but to different degrees. 
D)  The distribution of PTC tasters is the same throughout all parts of the world. 
E)  Tasters of PTC are homozygous for the gene. 
A)  Nontasters of PTC are homozygous for the gene. 
B)  Tasters find PTC has a pleasant sweet taste. 
C)  Everyone can taste PTC, but to different degrees. 
D)  The distribution of PTC tasters is the same throughout all parts of the world. 
E)  Tasters of PTC are homozygous for the gene. A

Question 4

What did Linda Bartoshuk and her colleagues at Yale University discover regarding supertasters?

Accepted Answer

A)  The ability to taste PTC seems to have a genetic basis. 
B)  The genetics of PTC tasting has an impact on diet and the food choices of people. 
C)  The distribution of PTC tasters is the same throughout all parts of the world. 
D)  The greater the number of taste buds a person has, the more likely they will enjoy hot peppers. 
E)  The number of taste buds a person has is determined by the environment. 
A)  The ability to taste PTC seems to have a genetic basis. 
B)  The genetics of PTC tasting has an impact on diet and the food choices of people. 
C)  The distribution of PTC tasters is the same throughout all parts of the world. 
D)  The greater the number of taste buds a person has, the more likely they will enjoy hot peppers. 
E)  The number of taste buds a person has is determined by the environment.

Question 5

Which of the following statements about estrogen-sensitive breast cancer is true?

Accepted Answer

A)  Patients who have estrogen-sensitive breast cancer always metabolize the drug tamoxifen slowly. 
B)  Patients who have estrogen-sensitive breast cancer always metabolize the drug tamoxifen rapidly. 
C)  Patients who have estrogen-sensitive breast cancer have tumor cells that do not have estrogen receptors on their surface 
D)  Patients who have estrogen-sensitive breast cancer have tumor cells with estrogen receptors on their surface and the absence of estrogen in the body promotes the growth of the cancer. 
E)  Patients who have estrogen-sensitive breast cancer have tumor cells with estrogen receptors on their surface and the presence of estrogen in the body promotes the growth of the cancer. 
A)  Patients who have estrogen-sensitive breast cancer always metabolize the drug tamoxifen slowly. 
B)  Patients who have estrogen-sensitive breast cancer always metabolize the drug tamoxifen rapidly. 
C)  Patients who have estrogen-sensitive breast cancer have tumor cells that do not have estrogen receptors on their surface 
D)  Patients who have estrogen-sensitive breast cancer have tumor cells with estrogen receptors on their surface and the absence of estrogen in the body promotes the growth of the cancer. 
E)  Patients who have estrogen-sensitive breast cancer have tumor cells with estrogen receptors on their surface and the presence of estrogen in the body promotes the growth of the cancer.

Question 6

The 5-HTT gene complex proteins may determine who will develop an autoimmune disease.

Accepted Answer

A) True 
 B)False

Question 7

Multifactorial traits are affected by

Accepted Answer

A)  only genetics. 
B)  only environmental factors. 
C)  both genetics and the environment. 
D)  the prenatal environment. 
E)  all of these. 
A)  only genetics. 
B)  only environmental factors. 
C)  both genetics and the environment. 
D)  the prenatal environment. 
E)  all of these.

Question 8

Being a carrier of the sickle-cell allele can be beneficial for some people.

Accepted Answer

A) True 
 B)False

Question 9

Which of the following statements about behavior is true?

Accepted Answer

A)  Individuals with two copies of the long version of the 5-HTT allele are more likely to become depressed after experiencing stressful events in their lives. 
B)  The 5-HTT gene codes for a protein important in DNA repair. 
C)  Stressful life events do not affect whether a person becomes depressed or not. 
D)  All people handle stressful events equally well. 
E)  Individuals with two copies of the short version of the 5-HTT allele are more likely to become depressed after experiencing stressful events in their lives. 
A)  Individuals with two copies of the long version of the 5-HTT allele are more likely to become depressed after experiencing stressful events in their lives. 
B)  The 5-HTT gene codes for a protein important in DNA repair. 
C)  Stressful life events do not affect whether a person becomes depressed or not. 
D)  All people handle stressful events equally well. 
E)  Individuals with two copies of the short version of the 5-HTT allele are more likely to become depressed after experiencing stressful events in their lives.

Question 10

There appears to be a relationship between the genetics of PTC tasting,taste preferences,and diet in some people.

Accepted Answer

A) True 
 B)False

Question 11

All of the following have been associated with viral infections EXCEPT

Accepted Answer

A)  liver cancer. 
B)  cervical cancer. 
C)  Kaposi sarcoma 
D)  skin cancer. 
E)  Burkitt's lymphoma. 
A)  liver cancer. 
B)  cervical cancer. 
C)  Kaposi sarcoma 
D)  skin cancer. 
E)  Burkitt's lymphoma.

Question 12

All of the following are examples of autoimmune diseases EXCEPT

Accepted Answer

A)  multiple sclerosis. 
B)  rheumatoid arthritis. 
C)  thyroid disease. 
D)  type I diabetes 
E)  breast cancer. 
A)  multiple sclerosis. 
B)  rheumatoid arthritis. 
C)  thyroid disease. 
D)  type I diabetes 
E)  breast cancer.

Question 13

In general,naturally occurring environmental agents do not play a role in causing cancer.

Accepted Answer

A) True 
 B)False

Question 14

All of the following statements are true about supertasters for PTC EXCEPT

Accepted Answer

A)  the taste of spices are often unpleasant to supertasters. 
B)  they often find that high-sugar foods are too sweet. 
C)  they often find coffee too bitter. 
D)  supertasters often enjoy the taste of soy products. 
E)  many supertasters avoid grapefruit juice. 
A)  the taste of spices are often unpleasant to supertasters. 
B)  they often find that high-sugar foods are too sweet. 
C)  they often find coffee too bitter. 
D)  supertasters often enjoy the taste of soy products. 
E)  many supertasters avoid grapefruit juice.

Question 15

Rheumatoid Arthritis is considered an autoimmune disease.

Accepted Answer

A) True 
 B)False

Question 16

What did Linda Bartoshuk and her colleagues at Yale University discover while investigating taste preferences?

Accepted Answer

A)  Supertasters of PTC are more likely to enjoy the flavor of Brussel sprouts. 
B)  Supertasters are very likely to include grapefruit juice in their diet. 
C)  There are more nontasters of PTC than there are tasters. 
D)  There are more supertasters of PTC than tasters. 
E)  Supertasters of PTC have more taste buds than nontasters. 
A)  Supertasters of PTC are more likely to enjoy the flavor of Brussel sprouts. 
B)  Supertasters are very likely to include grapefruit juice in their diet. 
C)  There are more nontasters of PTC than there are tasters. 
D)  There are more supertasters of PTC than tasters. 
E)  Supertasters of PTC have more taste buds than nontasters.

Question 17

Which of the following statements is true?

Accepted Answer

A)  Individuals who contract malaria are more likely to also develop sickle-cell anemia. 
B)  The sickle-cell allele is the result of a large deletion in the gene for hemoglobin. 
C)  The distribution of the sickle-cell allele is the same throughout the world. 
D)  Sickle-cell anemia is a dominantly inherited genetic disease. 
E)  Carriers of the sickle-cell allele are more resistant to malaria than non-carriers. 
A)  Individuals who contract malaria are more likely to also develop sickle-cell anemia. 
B)  The sickle-cell allele is the result of a large deletion in the gene for hemoglobin. 
C)  The distribution of the sickle-cell allele is the same throughout the world. 
D)  Sickle-cell anemia is a dominantly inherited genetic disease. 
E)  Carriers of the sickle-cell allele are more resistant to malaria than non-carriers.

Question 18

One of the problems in establishing a connection between an infection and an autoimmune disease is that there is often very little time between the infection and the abnormal immune response.

Accepted Answer

A) True 
 B)False

____ is a drug prescribed in the treatment of estrogen-sensitive breast cancers.

All of the following environmental factors have been implicated in cancer EXCEPT

Which of the following statements about the ability to taste PTC is true?

What did Linda Bartoshuk and her colleagues at Yale University discover regarding supertasters?

Which of the following statements about estrogen-sensitive breast cancer is true?

The 5-HTT gene complex proteins may determine who will develop an autoimmune disease.

Multifactorial traits are affected by

Being a carrier of the sickle-cell allele can be beneficial for some people.

Which of the following statements about behavior is true?

There appears to be a relationship between the genetics of PTC tasting,taste preferences,and diet in some people.

All of the following have been associated with viral infections EXCEPT

All of the following are examples of autoimmune diseases EXCEPT

In general,naturally occurring environmental agents do not play a role in causing cancer.

All of the following statements are true about supertasters for PTC EXCEPT

Rheumatoid Arthritis is considered an autoimmune disease.

What did Linda Bartoshuk and her colleagues at Yale University discover while investigating taste preferences?

Which of the following statements is true?

One of the problems in establishing a connection between an infection and an autoimmune disease is that there is often very little time between the infection and the abnormal immune response.

Sex and Development

Assisted Reproductive Technology

Changes in Chromosome Number

How Genes Are Transmitted From Generation to Generation

Gene Expression and Gene Regulation

Changes in DNA: Mutations and Epigenetics

Biotechnology

Genetic Testing and Prenatal Diagnosis

DNA Forensics

Genomics

Inheritance of Complex Traits

Cancer and the Cell Cycle

Behavior

Immunogenetics

Genetics and Populations

Human Evolution

A Different World: The Past, Present, and Future of Human Genetics

Biology Basics 1-Cells and Cell Structure

Biology Basics 2-DNA and RNA

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Exam 18: Biology Basics 3-Genes, Populations, and the Environment

____ is a drug prescribed in the treatment of estrogen-sensitive breast cancers.

All of the following environmental factors have been implicated in cancer EXCEPT

Which of the following statements about the ability to taste PTC is true?

What did Linda Bartoshuk and her colleagues at Yale University discover regarding supertasters?

Which of the following statements about estrogen-sensitive breast cancer is true?

The 5-HTT gene complex proteins may determine who will develop an autoimmune disease.

Multifactorial traits are affected by

Being a carrier of the sickle-cell allele can be beneficial for some people.

Which of the following statements about behavior is true?

There appears to be a relationship between the genetics of PTC tasting,taste preferences,and diet in some people.

All of the following have been associated with viral infections EXCEPT

All of the following are examples of autoimmune diseases EXCEPT

In general,naturally occurring environmental agents do not play a role in causing cancer.

All of the following statements are true about supertasters for PTC EXCEPT

Rheumatoid Arthritis is considered an autoimmune disease.

What did Linda Bartoshuk and her colleagues at Yale University discover while investigating taste preferences?

Which of the following statements is true?

One of the problems in establishing a connection between an infection and an autoimmune disease is that there is often very little time between the infection and the abnormal immune response.

Sex and Development

Assisted Reproductive Technology

Changes in Chromosome Number

How Genes Are Transmitted From Generation to Generation

Gene Expression and Gene Regulation

Changes in DNA: Mutations and Epigenetics

Biotechnology

Genetic Testing and Prenatal Diagnosis

DNA Forensics

Genomics

Inheritance of Complex Traits

Cancer and the Cell Cycle

Behavior

Immunogenetics

Genetics and Populations

Human Evolution

A Different World: The Past, Present, and Future of Human Genetics

Biology Basics 1-Cells and Cell Structure

Biology Basics 2-DNA and RNA

Filters