Question 1

Patrick suffers from _____,a genetic abnormality in which delayed blood clotting causes internal and external bleeding.

Accepted Answer

A)  hemophilia
B)  phenylketonuria
C)  sickle-cell anemia
D)  Tay-Sachs diseaseE) B) and D)
F) A) and D)

Question 2

Marly describes her friend Gina as having blonde hair,green eyes,and fair skin with freckles.Marly has described Gina's:

Accepted Answer

A)  genotype.
B)  genetic imprint.
C)  phenotype.
D)  X-linked inheritance.E) All of the above
F) C) and D) C

Question 3

Which of the following is NOT a possible explanation for infertility in a woman?

Accepted Answer

A)  Abnormal ova
B)  Blocked fallopian tubes
C)  Eggs lack motility
D)  Disease of the uterusE) All of the above
F) B) and D)

Question 4

As the benefits of evolutionary selection decrease with age,Baltes argues,the need for all of the following increases,EXCEPT:

Accepted Answer

A)  social support.
B)  medical technology.
C)  job training.
D)  culture.E) None of the above
F) A) and B)

Question 5

Shakena is a 38-year-old single woman who works as a pharmaceutical representative.She would like to adopt a child.Recent changes in adoption requirements would mean that:

Accepted Answer

A)  she would not be considered as a candidate for adopting a child because she is in a same-sex relationship.
B)  she would not be considered as a candidate for adopting a child because she is of African-American descent.
C)  she would be able to adopt a child after she gets married.
D)  she would be considered as a candidate for adopting a child.E) B) and D)
F) A) and C)

Question 6

List the four genetic principles.In your opinion,which do you think is the most serious and why?

Accepted Answer

Students' answers may vary.The...

Question 7

_____ introduced the theory of evolution by natural selection in 1859.

Accepted Answer

A)  Sigmund Freud
B)  Charles Darwin
C)  Stephen Hawking
D)  Wilhelm WundtE) B) and D)
F) A) and D)

Question 8

Tamera has a genetic disorder where her red blood cells take on a hook shape instead of the normal disk shape.The doctors tell Tamera's parents that she has _____,and that this condition also provides her with a resistance to malaria.

Accepted Answer

A)  Tay-Sach's disease
B)  Sickle-cell anemia
C)  Leukemia
D)  Huntington's diseaseE) B) and D)
F) All of the above

Question 9

_____ refers to a form of mental retardation involving an abnormally small brain.

Accepted Answer

A)  Spina bifida
B)  Klinefelter syndrome
C)  Hemophilia
D)  MicroencephalyE) A) and B)
F) C) and D)

Question 10

_____,the units of hereditary information,are short segments of deoxyribonucleic acid (DNA) .They direct cells to reproduce themselves and to assemble proteins.

Accepted Answer

A)  Genes
B)  Chromosomes
C)  RNA
D)  RibosomesE) A) and B)
F) None of the above A

Question 11

Jerome and Tyrone are fraternal twins.This means that they developed from:

Accepted Answer

A)  a single egg that was fertilized by a single sperm.
B)  a single egg that was fertilized by two different sperms.
C)  two eggs that were fertilized by a single sperm.
D)  two eggs that were fertilized by two different sperms.E) A) and B)
F) B) and D) D

Question 12

What is the behavior that promotes an organism's survival in the natural habitat?

Accepted Answer

The answer of What is the behavior that promotes an...

Question 13

Erin is 90 years old.She has relatively good health,and is fully mobile.Most of Erin's blood relatives live to a ripe,old age.Which of the following genes might be responsible for this?

Accepted Answer

A)  Susceptibility genes
B)  Longevity genes
C)  Vulnerability genes
D)  Mutated genesE) C) and D)
F) A) and C)

Question 14

List five gene-linked abnormalities.

Accepted Answer

Cystic fibrosis,diabetes,hemop...

Question 15

_____ is a complex molecule with a double helix shape,like a spiral staircase,and contains genetic information.

Accepted Answer

A)  RNA
B)  Chromosome
C)  DNA
D)  RibosomeE) A) and C)
F) None of the above

Question 16

Tristan has a genetic disorder that results from an abnormality in the X chromosome,which becomes constricted and often breaks.His doctor informed Tristan's mother that he has:

Accepted Answer

A)  Fragile X syndrome.
B)  XYY syndrome.
C)  Turner syndrome.
D)  Tay-Sach's disease.E) None of the above
F) A) and B)

Question 17

Rachel loves to read books,and she also encourages her daughter to read by regularly taking her to the local library and buying her lots of books.Rachel's daughter is now an avid reader.This reflects a(n) _____ correlation.

Accepted Answer

A)  passive genotype-environment
B)  evocative genotype-environment
C)  influential genotype-environment
D)  active (niche-picking) genotype-environmentE) All of the above
F) C) and D)

Question 18

The current maternal blood-screening test is called the triple screen because:

Accepted Answer

A)  it is performed three times.
B)  it diagnoses three diseases.
C)  it measures three substances in the mother's blood.
D)  it is the third prenatal diagnostic test performed in a pregnancy.E) None of the above
F) A) and B)

Question 19

_____ correlations occur because a child's genetically influenced characteristics elicit certain types of environments.

Accepted Answer

A)  Passive genotype-environment
B)  Evocative genotype-environment
C)  Influential genotype-environment
D)  Active (niche-picking) genotype-environmentE) All of the above
F) None of the above

Question 20

Approximately,_____ African Americans is a carrier for sickle-cell anemia.

Accepted Answer

A)  1 in 50
B)  1 in 100
C)  1 in 10
D)  1 in 200E) B) and C)
F) B) and D)

Exam 2: Biological Beginnings

Patrick suffers from _____,a genetic abnormality in which delayed blood clotting causes internal and external bleeding.

Correct AnswerverifiedShow Answer

Marly describes her friend Gina as having blonde hair,green eyes,and fair skin with freckles.Marly has described Gina's:

Correct AnswerverifiedC

Which of the following is NOT a possible explanation for infertility in a woman?

Correct AnswerverifiedShow Answer

As the benefits of evolutionary selection decrease with age,Baltes argues,the need for all of the following increases,EXCEPT:

Correct AnswerverifiedShow Answer

Shakena is a 38-year-old single woman who works as a pharmaceutical representative.She would like to adopt a child.Recent changes in adoption requirements would mean that:

Correct AnswerverifiedShow Answer

List the four genetic principles.In your opinion,which do you think is the most serious and why?

Correct AnswerverifiedStudents' answers may vary.The...View AnswerShow Answer

_____ introduced the theory of evolution by natural selection in 1859.

Correct AnswerverifiedShow Answer

Tamera has a genetic disorder where her red blood cells take on a hook shape instead of the normal disk shape.The doctors tell Tamera's parents that she has _____,and that this condition also provides her with a resistance to malaria.

Correct AnswerverifiedShow Answer

_____ refers to a form of mental retardation involving an abnormally small brain.

Correct AnswerverifiedShow Answer

_____,the units of hereditary information,are short segments of deoxyribonucleic acid (DNA) .They direct cells to reproduce themselves and to assemble proteins.

Correct AnswerverifiedA

Jerome and Tyrone are fraternal twins.This means that they developed from:

Correct AnswerverifiedD

What is the behavior that promotes an organism's survival in the natural habitat?

Correct AnswerverifiedShow Answer

Erin is 90 years old.She has relatively good health,and is fully mobile.Most of Erin's blood relatives live to a ripe,old age.Which of the following genes might be responsible for this?

Correct AnswerverifiedShow Answer

List five gene-linked abnormalities.

Correct AnswerverifiedCystic fibrosis,diabetes,hemop...View AnswerShow Answer

_____ is a complex molecule with a double helix shape,like a spiral staircase,and contains genetic information.

Correct AnswerverifiedShow Answer

Tristan has a genetic disorder that results from an abnormality in the X chromosome,which becomes constricted and often breaks.His doctor informed Tristan's mother that he has:

Correct AnswerverifiedShow Answer

Rachel loves to read books,and she also encourages her daughter to read by regularly taking her to the local library and buying her lots of books.Rachel's daughter is now an avid reader.This reflects a(n) _____ correlation.

Correct AnswerverifiedShow Answer

The current maternal blood-screening test is called the triple screen because:

Correct AnswerverifiedShow Answer

_____ correlations occur because a child's genetically influenced characteristics elicit certain types of environments.

Correct AnswerverifiedShow Answer

Approximately,_____ African Americans is a carrier for sickle-cell anemia.

Correct AnswerverifiedShow Answer

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Students' answers may vary.The...
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A

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Cystic fibrosis,diabetes,hemop...
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