Question 1

Which of the following is an autosomal dominant disorder?

Accepted Answer

A)   Huntington's disease
B)   sickle-cell disease
C)   alkaptonuria
D)   cystic fibrosis
E)   methemoglobinemiaF) A) and D)
G) None of the above

Question 2

A cow with black and white patches is produced from a white bull and a black cow. This is an example of

Accepted Answer

A)   incomplete dominance.
B)   codominance.
C)   dominance/recessive trait.
D)   polygenic.
E)   pleiotropy.F) C) and E)
G) B) and D)

Question 3

A heterozygote for a trait exhibiting incomplete dominance will

Accepted Answer

A)   express the dominant trait.
B)   express the recessive trait.
C)   exhibit an intermediate phenotype.
D)   express both alleles.
E)   exhibit an intermediate genotype.F) B) and E)
G) A) and B)

Question 4

If the parental genotype is EeWw, what are the potential allele combinations that could occur at the end of meiosis?

Accepted Answer

A)   EW, Ew, eW, and ew
B)   EW, EE, eW, and ww
C)   WW, Ew, EW, and ew
D)   EE, WW, ee, and ww
E)   EW, Ew, ee and wwF) D) and E)
G) B) and C)

Question 5

If a heterozygous dominant tall pea plant is crossed with a short pea plant, what is the expected phenotypic ratio of tall:short plants?

Accepted Answer

A)   1:1
B)   1:2
C)   3:1
D)   all tall
E)   all shortF) B) and D)
G) A) and D)

Question 6

Skin color is coded for by several different genes which results in a range of skin colors from very dark to very light. This is an example of

Accepted Answer

A)   a multifactorial trait.
B)   polygenic inheritance.
C)   pleiotropy.
D)   codominance.
E)   incomplete dominance.F) B) and E)
G) C) and D)

Question 7

Cold weather can change what aspect of a Himalayan rabbit?

Accepted Answer

A)   phenotype
B)   genotype
C)   alleles
D)   sex
E)   rate of genetic mutationsF) C) and D)
G) D) and E)

Exam 10: Patterns of Inheritance

Which of the following is an autosomal dominant disorder?

Correct Answer
verified

Skin color is coded for by several different genes which results in a range of skin colors from very dark to very light. This is an example of

Correct Answer
verified

Cold weather can change what aspect of a Himalayan rabbit?

Correct Answer
verified

If a heterozygous dominant tall pea plant is crossed with a short pea plant, what is the expected phenotypic ratio of tall:short plants?

Correct Answer
verified

A heterozygote for a trait exhibiting incomplete dominance will

Correct Answer
verified

If the parental genotype is EeWw, what are the potential allele combinations that could occur at the end of meiosis?

Correct Answer
verified

A cow with black and white patches is produced from a white bull and a black cow. This is an example of

Correct Answer
verified

Exam 10: Patterns of Inheritance

Which of the following is an autosomal dominant disorder?

Correct AnswerverifiedShow Answer

Skin color is coded for by several different genes which results in a range of skin colors from very dark to very light. This is an example of

Correct AnswerverifiedShow Answer

Cold weather can change what aspect of a Himalayan rabbit?

Correct AnswerverifiedShow Answer

If a heterozygous dominant tall pea plant is crossed with a short pea plant, what is the expected phenotypic ratio of tall:short plants?

Correct AnswerverifiedShow Answer

A heterozygote for a trait exhibiting incomplete dominance will

Correct AnswerverifiedShow Answer

If the parental genotype is EeWw, what are the potential allele combinations that could occur at the end of meiosis?

Correct AnswerverifiedShow Answer

A cow with black and white patches is produced from a white bull and a black cow. This is an example of

Correct AnswerverifiedShow Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified