Cytogenetics Chromosomal Theory Inheritance Online Exam Quiz
Cytogenetics Chromosomal Theory Inheritance GK Quiz. Question and Answers related to Cytogenetics Chromosomal Theory Inheritance. MCQ (Multiple Choice Questions with answers about Cytogenetics Chromosomal Theory Inheritance
If a gamete has 16 chromosomes, what will be the number of chromatids before anaphase 1?
Options
A : 8
B : 16
C : 32
D : 64
If you cross a red eyed pure breeding female Drosophila with a white eyed male, then the F1 males so produces were crossed with white eyed male, what will be the eye colour of their daughters and sons in F2?
Options
A : Both daughters and sons red eyed
B : Daughters with both eye colour while sons with white eye
C : Both daughters and sons with both eye colours
D : Daughters with red eye and sons with white eyes
If you cross a white eyed female drosophila with a red eyed male drosophila, what will be the colour of eyes for their male and female offspring?
Options
A : Both red eyed
B : Both white eyed
C : Red eyed daughter and white eyed son
D : Red eyed son and white eyed daughter
If the genes are located in a chromosome as A—B—C—D—E—O—-T. Which of the gene pairs will have least probability of being inherited together?
Options
A : C and D
B : A and T
C : A and B
D : O and T
The chromosomal theory of inheritance violates which of the following laws?
Options
A : Law of dominance
B : Law of segregation
C : Law of independent assortment
D : None
The chromosomal theory of inheritance was proposed by ____________
Options
A : Mendel
B : Watson and Crick
C : Darwin
D : Sutton and Boveri
Which of the following doesn’t agree with the chromosomal theory of inheritance?
Options
A : The genes are located on the chromosome
B : The genes on the same chromosome are always passed together
C : The genes are located linearly on the chromosomes
D : The distance between two genes can be mapped
If there is a non-disjunction in the X chromosome, the progeny being XXY, what will be the constitution of the chromosome(s) in the gamete?
Options
A : X and Y
B : X and XY
C : XX and Y
D : XXY with no separation
You observe a genetic trait which is a common occurrence in the male of a particular pedigree, this is possibly a ______________
Options
A : X linked
B : Y linked
C : X linked recessive
D : Y linked dominant
Which of the following can result from non-disjunction?
Options
A : XY and XO
B : YY and XY
C : X and Y
D : XY and XXY
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