Question 1

What is the name of the technique shown here?

Accepted Answer

A) Karyotype 
B) Polymerase chain reaction 
C) Human genome project 
D) Restriction fragment length polymorphism 
A) Karyotype 
B) Polymerase chain reaction 
C) Human genome project 
D) Restriction fragment length polymorphism D

Question 2

A woman with type AB blood cannot have children with type O blood.

Accepted Answer

A) True 
 B)False  True

Question 3

Regarding gene therapy,in order for the results to be transmitted to the next generation the gene should be inserted into the patient's:

Accepted Answer

A) somatic cells. 
B) sperm cells. 
C) germ cells. 
D) diploid cells. 
A) somatic cells. 
B) sperm cells. 
C) germ cells. 
D) diploid cells. C

Question 4

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 5

If a trait is located on the X chromosome,why do males exhibit the trait all the time?

Accepted Answer

A) Males have two X chromosomes. 
B) Males have two Y chromosomes. 
C) Males have only one X chromosome. 
D) Males have only one Y chromosome. 
A) Males have two X chromosomes. 
B) Males have two Y chromosomes. 
C) Males have only one X chromosome. 
D) Males have only one Y chromosome.

Question 6

Gregor Mendel was the first to breed plants and draw conclusions about the patterns of inheritance from his results.

Accepted Answer

A) True 
 B)False

Question 7

Tay-Sachs is a fatal disease caused by a dysfunctional,lysosomal enzyme in the brain.

Accepted Answer

A) True 
 B)False

Question 8

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 9

Translation:

Accepted Answer

A) is when mRNA is made from DNA. 
B) is when amino acids are linked according to RNA codes. 
C) is when tRNA is made from DNA. 
D) is when tRNA is made from amino acid sequences. 
A) is when mRNA is made from DNA. 
B) is when amino acids are linked according to RNA codes. 
C) is when tRNA is made from DNA. 
D) is when tRNA is made from amino acid sequences.

Question 10

Separation of DNA into two strands using heat is called?

Accepted Answer

A) Dissociation 
B) Centrifugation 
C) Isolation 
D) Annealing 
A) Dissociation 
B) Centrifugation 
C) Isolation 
D) Annealing

Question 11

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 12

As a result of the cross labeled 1,what do you predict about all the offspring labeled 2?

Accepted Answer

A) There will be mostly white offspring and some purple. 
B) The offspring will all be white. 
C) There will be mostly purple offspring and some white. 
D) The offspring will all be purple. 
A) There will be mostly white offspring and some purple. 
B) The offspring will all be white. 
C) There will be mostly purple offspring and some white. 
D) The offspring will all be purple.

Question 13

Mendel's conclusion about how each trait is carried in the gamete as a separate entity regardless of any other traits is called the Law of ______________ .

Accepted Answer

A) Independent Assortment 
B) Segregation 
C) Crossing-Over 
D) Dominance 
A) Independent Assortment 
B) Segregation 
C) Crossing-Over 
D) Dominance

Question 14

Once a protein sequence is determined,scientists can work backwards to obtain the DNA code of that protein by first determining the tRNA sequence.

Accepted Answer

A) True 
 B)False

Question 15

Which trait exhibits typical dominant/recessive inheritance in humans?

Accepted Answer

A) Freckles 
B) Red color-blindness 
C) Baldness 
D) Both freckles and red color-blindness 
A) Freckles 
B) Red color-blindness 
C) Baldness 
D) Both freckles and red color-blindness

Question 16

Heterozygotes:

Accepted Answer

A) have two copies of the dominant allele. 
B) have two copies of the recessive allele. 
C) are always male. 
D) have genotypes usually indicated with a capital and a lower case letter such as Aa. 
A) have two copies of the dominant allele. 
B) have two copies of the recessive allele. 
C) are always male. 
D) have genotypes usually indicated with a capital and a lower case letter such as Aa.

Question 17

During which process would you find the event pictured here?

Accepted Answer

A) Mitosis 
B) Meiosis 
C) Transcription 
D) Translation 
A) Mitosis 
B) Meiosis 
C) Transcription 
D) Translation

Question 18

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 19

A trait that is expressed even if there is only one such allele is a ______ trait.

Accepted Answer

A) homologous 
B) recessive 
C) dominant 
D) true-breeding 
A) homologous 
B) recessive 
C) dominant 
D) true-breeding

Question 20

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

Exam 20: Inheritance, Genetics, and Molecular Biology

What is the name of the technique shown here?

A woman with type AB blood cannot have children with type O blood.

Regarding gene therapy,in order for the results to be transmitted to the next generation the gene should be inserted into the patient's:

What does this figure communicate?

If a trait is located on the X chromosome,why do males exhibit the trait all the time?

Gregor Mendel was the first to breed plants and draw conclusions about the patterns of inheritance from his results.

Tay-Sachs is a fatal disease caused by a dysfunctional,lysosomal enzyme in the brain.

Variations in voice pitch in humans is an example of:

Translation:

Separation of DNA into two strands using heat is called?

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.

As a result of the cross labeled 1,what do you predict about all the offspring labeled 2?

Mendel's conclusion about how each trait is carried in the gamete as a separate entity regardless of any other traits is called the Law of ______________ .

Once a protein sequence is determined,scientists can work backwards to obtain the DNA code of that protein by first determining the tRNA sequence.

Which trait exhibits typical dominant/recessive inheritance in humans?

Heterozygotes:

During which process would you find the event pictured here?

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

A trait that is expressed even if there is only one such allele is a ______ trait.

What are the ends of these pieces of DNA called?

What Is Life

Where Do We Come From and Where Do We Fit

Life Has a Unique Chemistry

Organization and Communication

Tissues

The Skeletomuscular System

The Nervous System

The Special Senses

Immunity and the Lymphatic System

Infectious Disease and Epidemiology

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

Populations Evolve in Ecosystems

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