Question 1

Transgenic plants can improve the nutritional content of food.

Accepted Answer

A) True 
 B)False  True

Question 2

Explain how biotechnology supports the theory of evolution.

Accepted Answer

DNA and protein sequences are more similar between species that are closer on the evolutionary tree than those that are further apart. Specific examples are seen in the protein sequence of hemoglobin and cytochrome C. Chimp and human cytochrome C proteins have no amino acid differences, whereas Tuna and human cytochrome C proteins have 21 amino acid changes.

Question 3

A human cell with 23 pairs of homologous chromosomes is called:

Accepted Answer

A)  diploid. 
B)  polyploid. 
C)  haploid. 
D)  multiploid. 
A)  diploid. 
B)  polyploid. 
C)  haploid. 
D)  multiploid. A

Question 4

Which crops have been produced to resist the herbicide glyphosate?

Accepted Answer

A)  Corn and soybean 
B)  Corn, rice, and cotton. 
C)  Cotton and soybeans 
D)  Rice and cotton 
A)  Corn and soybean 
B)  Corn, rice, and cotton. 
C)  Cotton and soybeans 
D)  Rice and cotton

Question 5

Which of the following is NOT an example of a single-gene disorder?

Accepted Answer

A)  Down syndrome 
B)  Cystic fibrosis 
C)  Marfan syndrome 
D)  SCID 
A)  Down syndrome 
B)  Cystic fibrosis 
C)  Marfan syndrome 
D)  SCID

Question 6

Prenatal testing is currently used to determine:

Accepted Answer

A)  SNP location. 
B)  personality. 
C)  chromosomal abnormalities. 
D)  cancer. 
A)  SNP location. 
B)  personality. 
C)  chromosomal abnormalities. 
D)  cancer.

Question 7

What does this figure communicate?

Accepted Answer

A)  The child is related to father number one 
B)  The child is related to father number two 
C)  The child is related to the mother only 
D)  The child is related to both fathers 
A)  The child is related to father number one 
B)  The child is related to father number two 
C)  The child is related to the mother only 
D)  The child is related to both fathers

Question 8

Using Mendel's garden pea traits of purple and white, if a purple plant crossed with a white plant produces all purple plants, the white allele must be the recessive trait.

Accepted Answer

A) True 
 B)False

Question 9

What are the ends of these pieces of DNA called?

Accepted Answer

A)  Restriction ends 
B)  Blunt ends 
C)  Sticky ends 
D)  Annealing ends 
A)  Restriction ends 
B)  Blunt ends 
C)  Sticky ends 
D)  Annealing ends

Question 10

The specific alleles carried on the chromosomes constitute the individuals phenotype.

Accepted Answer

A) True 
 B)False

Question 11

Hemophilia is a sex-linked trait. If a normal female has children with a man who is a hemophiliac, how many of their sons will have hemophilia? Show your work with a Punnett square.

Accepted Answer

None of their sons will have hemophilia.

Question 12

The creation of transgenic animals can assist society in the areas of

Accepted Answer

A)  pharmaceuticals 
B)  livestock improvement 
C)  endangered species conservation 
D)  all of the above 
A)  pharmaceuticals 
B)  livestock improvement 
C)  endangered species conservation 
D)  all of the above

Question 13

Variations in voice pitch in humans is an example of:

Accepted Answer

A)  a typical dominant/recessive trait. 
B)  a sex-linked trait. 
C)  a codominant trait. 
D)  an incomplete dominance trait. 
A)  a typical dominant/recessive trait. 
B)  a sex-linked trait. 
C)  a codominant trait. 
D)  an incomplete dominance trait.

Question 14

Once a gene is located, it can be isolated and cut away by using __________ ___________.

Accepted Answer

The answer of Once a gene is located, it can...

Question 15

One of the goals of the Human Genome Project was to identify the genes in human DNA; however, the sequencing of the DNA is part of a future project.

Accepted Answer

A) True 
 B)False

Question 16

Regarding sex-linked traits, what conclusion can be drawn regarding the offspring labeled A?

Accepted Answer

A)  Normal female but a carrier 
B)  Normal male 
C)  Male with the sex-linked trait 
D)  Normal female 
A)  Normal female but a carrier 
B)  Normal male 
C)  Male with the sex-linked trait 
D)  Normal female

Question 17

A crime scene reveals a tiny amount of genetic material that may be linked with the guilty person. This small amount of DNA may be amplified, or copied many times over, through a process called ___________ ___________ ___________.

Accepted Answer

polymerase

Question 18

Which of the following disorders matches these symptoms: lack of coordination, poor memory, lack of fine motor control?

Accepted Answer

A)  Cystic fibrosis 
B)  Sickle cell anemia 
C)  Turner syndrome 
D)  Huntington's disease 
A)  Cystic fibrosis 
B)  Sickle cell anemia 
C)  Turner syndrome 
D)  Huntington's disease

Question 19

A __________ __________ is a genetic tool used to determine the probability of genotypic combinations.

Accepted Answer

The answer of A __________ __________ is a genetic tool...

Question 20

Human traits are complicated because many are polygenic which means the trait is influenced by many genes.

Accepted Answer

A) True 
 B)False

Exam 21: Inheritance, Genetics, and Molecular Biology

Transgenic plants can improve the nutritional content of food.

Explain how biotechnology supports the theory of evolution.

A human cell with 23 pairs of homologous chromosomes is called:

Which crops have been produced to resist the herbicide glyphosate?

Which of the following is NOT an example of a single-gene disorder?

Prenatal testing is currently used to determine:

What does this figure communicate?

Using Mendel's garden pea traits of purple and white, if a purple plant crossed with a white plant produces all purple plants, the white allele must be the recessive trait.

What are the ends of these pieces of DNA called?

The specific alleles carried on the chromosomes constitute the individuals phenotype.

Hemophilia is a sex-linked trait. If a normal female has children with a man who is a hemophiliac, how many of their sons will have hemophilia? Show your work with a Punnett square.

The creation of transgenic animals can assist society in the areas of

Variations in voice pitch in humans is an example of:

Once a gene is located, it can be isolated and cut away by using __________ ___________.

One of the goals of the Human Genome Project was to identify the genes in human DNA; however, the sequencing of the DNA is part of a future project.

Regarding sex-linked traits, what conclusion can be drawn regarding the offspring labeled A?

A crime scene reveals a tiny amount of genetic material that may be linked with the guilty person. This small amount of DNA may be amplified, or copied many times over, through a process called ___________ ___________ ___________.

Which of the following disorders matches these symptoms: lack of coordination, poor memory, lack of fine motor control?

A __________ __________ is a genetic tool used to determine the probability of genotypic combinations.

Human traits are complicated because many are polygenic which means the trait is influenced by many genes.

What Is Life

Where Do We Come From and Where Do We Fit

Everyday Chemistry of Life

Cells: Organization and Communication

Tissues

The Skeletomuscular System

The Nervous System

The Special Senses

Immunity and the Lymphatic System

Infectious Disease and Epidemiology

The Human Microbiome

Cancer

The Cardiovascular System

The Respiratory System: Movement of Air

Nutrition: You Are What You Eat

The Digestive System

The Urinary System

The Endocrine System and Development

The Reproductive Systems: Maintaining the Species

Pregnancy: Development From Conception to Newborn

Filters

Once a gene is located, it can be isolated and cut away by using _.

A crime scene reveals a tiny amount of genetic material that may be linked with the guilty person. This small amount of DNA may be amplified, or copied many times over, through a process called _____ _ _______.

A is a genetic tool used to determine the probability of genotypic combinations.