Question 1

Familial hypercholesterolemia is an _____ disorder.

Accepted Answer

A)  autosomal dominant
B)  autosomal recessive
C)  X-linked dominant
D)  X-linked recessiveE) C) and D)
F) A) and B)

Question 2

Achondroplasia is an _____ disorder.

Accepted Answer

A)  autosomal dominant
B)  autosomal recessive
C)  X-linked dominant
D)  X-linked recessiveE) A) and D)
F) A) and C)

Question 3

Cystic fibrosis affects the glands that secrete mucus, leading to recurrent, severe respiratory infections and gastrointestinal disorders.

Accepted Answer

A) True 
 B)False

Question 4

Abnormalities of sex-linked inheritance tend to occur more frequently in _____.

Accepted Answer

The answer of Abnormalities of sex-linked inheritance tend to occur...

Question 5

Inside the nucleus, DNA is packaged with proteins into _____.

Accepted Answer

A)  autosomes
B)  chromosomes
C)  genes
D)  haploidsE) B) and D)
F) A) and D)

Question 6

Some alleles always produce their trait when inherited and are said to be _____.

Accepted Answer

A)  dominant
B)  heterozygous
C)  homozygous
D)  recessiveE) All of the above
F) C) and D)

Question 7

Forty-four of the chromosomes are called _____.

Accepted Answer

The answer of Forty-four of the chromosomes are called _____....

Question 8

In the cause of familial diseases, there does not seem to be a single gene, but the effect of several genes working together, called a _____ trait.

Accepted Answer

The answer of In the cause of familial diseases, there...

Question 9

Polydactyly is an _____ disorder.

Accepted Answer

A)  autosomal dominant
B)  autosomal recessive
C)  X-linked dominant
D)  X-linked recessiveE) B) and C)
F) A) and D)

Question 10

Polydactyly is a condition of extra _____.

Accepted Answer

The answer of Polydactyly is a condition of extra _____....

Question 11

Marfan syndrome is an _____ disorder.

Accepted Answer

A)  autosomal dominant
B)  autosomal recessive
C)  X-linked dominant
D)  X-linked recessiveE) A) and B)
F) B) and D)

Question 12

The Y chromosome is _____.

Accepted Answer

A)  large and carries several genes
B)  large but carries few genes
C)  small and carries few genes
D)  small but carries several genesE) A) and C)
F) None of the above

Question 13

Sickle cell anemia is an _____ disorder.

Accepted Answer

A)  autosomal dominant
B)  autosomal recessive
C)  X-linked dominant
D)  X-linked recessiveE) B) and C)
F) A) and B)

Question 14

Hydrocephalus is a _____ disorder.

Accepted Answer

A)  congenital
B)  heterozygous
C)  homozygous
D)  sex-linkedE) A) and C)
F) B) and C)

Question 15

Specialized cells in the ovaries and testis, divide by a process called _____, during which each of the 23 pairs of chromosomes are separated.

Accepted Answer

The answer of Specialized cells in the ovaries and testis,...

Question 16

The loss of an autosomal chromosome is usually incompatible with life.

Accepted Answer

A) True 
 B)False

Question 17

The four chemical bases that make up DNA are adenine, thymine, guanine, and cystosine.

Accepted Answer

A) True 
 B)False

Question 18

Cleft lip and cleft palate are a _____ disorder.

Accepted Answer

A)  congenital
B)  heterozygous
C)  homozygous
D)  sex-linkedE) A) and C)
F) None of the above

Question 19

Achondroplasia results in achondroplastic dwarfism.

Accepted Answer

A) True 
 B)False

Question 20

Normally, each person has forty-four (twenty-two pairs)chromosomes.

Accepted Answer

A) True 
 B)False

Exam 5: Heredity and Disease

Some alleles always produce their trait when inherited and are said to be _____.

Correct AnswerverifiedShow Answer

Polydactyly is a condition of extra _____.

Correct AnswerverifiedShow Answer

Hydrocephalus is a _____ disorder.

Correct AnswerverifiedShow Answer

Cleft lip and cleft palate are a _____ disorder.

Correct AnswerverifiedShow Answer

Cystic fibrosis affects the glands that secrete mucus, leading to recurrent, severe respiratory infections and gastrointestinal disorders.

Correct AnswerverifiedShow Answer

Marfan syndrome is an _____ disorder.

Correct AnswerverifiedShow Answer

Inside the nucleus, DNA is packaged with proteins into _____.

Correct AnswerverifiedShow Answer

The four chemical bases that make up DNA are adenine, thymine, guanine, and cystosine.

Correct AnswerverifiedShow Answer

In the cause of familial diseases, there does not seem to be a single gene, but the effect of several genes working together, called a _____ trait.

Correct AnswerverifiedShow Answer

Sickle cell anemia is an _____ disorder.

Correct AnswerverifiedShow Answer

Familial hypercholesterolemia is an _____ disorder.

Correct AnswerverifiedShow Answer

The Y chromosome is _____.

Correct AnswerverifiedShow Answer

Abnormalities of sex-linked inheritance tend to occur more frequently in _____.

Correct AnswerverifiedShow Answer

Normally, each person has forty-four (twenty-two pairs)chromosomes.

Correct AnswerverifiedShow Answer

The loss of an autosomal chromosome is usually incompatible with life.

Correct AnswerverifiedShow Answer

Specialized cells in the ovaries and testis, divide by a process called _____, during which each of the 23 pairs of chromosomes are separated.

Correct AnswerverifiedShow Answer

Polydactyly is an _____ disorder.

Correct AnswerverifiedShow Answer

Achondroplasia results in achondroplastic dwarfism.

Correct AnswerverifiedShow Answer

Forty-four of the chromosomes are called _____.

Correct AnswerverifiedShow Answer

Achondroplasia is an _____ disorder.

Correct AnswerverifiedShow Answer

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