Take This Quiz Up To Chromosomal Inheritance
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In the study of biology, the chromosome theory of inheritance (often referred to as the Sutton-Boveri theory) explains how chromosomes are the carriers of genetic material that we receive from our respective parent cells. What do you know of how chromosomal inheritance works? Let’s find out.
- 1.In genetics a "wild" type is
- A.
The phenotype most commonly found in nature
- B.
The dominant allele
- C.
Small letter for recessive, captial letter for dominant
- D.
The trait found on the x chromosome
- E.
A party animal
- 2.The genetic event that results in Turner's syndrome (XO) is probably
- A.
Nondisjunction
- B.
Deletion
- C.
Parental imprinting
- D.
Monoploidy
- E.
Independent assortment
- 3.A 1:1:1:1 ratio of offspring from a dihybrid test cross indicates that
- A.
Genes are linked
- B.
The domiant organism was homozygous
- C.
Crossing over has occurred
- D.
The genes are 25 map units apart
- E.
The genes are not linked
- 4.A color blind son inherited this trait from his
- A.
Mother
- B.
Father
- C.
Mother only if she is colorblind
- D.
Father only if he is colorblind
- E.
Mother only if she is not colorblind
- 5.The chromosomal theory of inheritance states
- A.
Genes are located on chromosomes
- B.
Chromosomes segregate during meoisis
- C.
Chromosomes undergo independent assortment during gamete formation
- D.
Mendel's Laws of Inheritance relate to the behavior of chromosomes in meiosis
- E.
All of the above
- 6.Down's syndrome is a trisomy of chromosome number
- A.
1
- B.
10
- C.
11
- D.
21
- E.
23
- 7.Cri du chat syndrome is caused by a(n)___________on chromosome 5.
- A.
Deletion
- B.
Extra copy
- C.
Trisomy
- D.
Nondisjunction
- E.
Monoploidy
- 8.Males with an extra Y chromosome
- A.
Are genetically female
- B.
Do not exhibit any well defined syndrome
- C.
Have mental retardation
- D.
Are dwarf
- E.
Have heart defects
- 9.A child with a chromosomal deletion on chromosome 15 will exhibit Angelman's syndrome if it came from his
- A.
Mother
- B.
Father
- 10.A child with a chromosomal deletion on chromosome 15 will exhibit Prader Willi syndrome if the it came from his
- A.
Mother
- B.
Father
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