Personal Genome Project Study Guide
    Welcome About the PGP About the Study Guide FAQ Contact Credits
Part I: Genetic Material

Part II: Gene Transmission

Part III: Gene Expression

Part IV: Genetic Regulation

Part V: Genetics and Society

Part VI: Project Literacy

 

 

 

 

 
Part II: Gene Transmission
 
Lesson 6: Heredity
                 Practice Test
 
Question 1:
What is the likelihood that a monogenic, autosomal dominant trait will appear in a child whose mother does not have the trait and whose father is heterozygous for the trait?
  A.25%
  B.50%
  C.75%
  D.100%
  E. 0%
Question 2:
What is the likelihood that a monogenic, autosomal recessive trait will appear in a child whose mother does not carry the allele and whose father is a heterozygous carrier?
  A.25%
  B.50%
  C.75%
   D.100%
  E. 0%
Question 3:
What is the likelihood that the son of a man who is not color-blind and a woman who carries an allele for red-green color blindness (an X-linked recessive disorder) will be color-blind?
  A.25%
  B.50%
  C.75%
   D.100%
  E. 0%
Question 4:
If a woman who carries an allele for red-green color blindness and a man who is red-green color-blind have a daughter, what is the likelihood that she will be color-blind?
  A.25%
  B.50%
  C.75%
   D.100%
  E. 0%
Question 5:
If both parents are obese (a complex trait), what is the likelihood that their child will be obese?
  A.100%
  B.50%
  C.Cannot be calculated