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The Punnett square shown below represents the pattern of inheritance in dihybrid cross when yellow (Y) is dominant over white (y) and round (R) is dominant over wrinkled (r).
YR
Yr
yR
yr
YR
F
J
N
R
Yr
G
K
O
S
yR
H
L
P
T
yr
I
M
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U
A plant of type 'H' will produce seeds with the genotype identical to seeds produced by the plants of :-
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Important Questions on Principles of Inheritance and Variation
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In a plant gene 'A' is responsible for tallness and its recessive allele 'a' for dwarfness and 'B' is responsible for red flower colour, and it's a recessive allele 'b' for white flower colour. A tall and red flowered plant with genotype AaBb crossed with dwarf and red flowered (aaBb). What is the percentage of dwarf-white flowered offspring of above cross:-
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Which of the following points further strengthened Mendelism :-
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If Aabb x aaBb, then genotypic ratio of its progeny will be :-
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Red and tall dominant character hybrid plant when crossed with recessive white dwarf plant (RrTt x rrtt). What will be the ratio of respective four combinations red tall, red dwarf, white tall and white dwarf plants in the next generation :
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A plant with genotype AABbCcDD is self pollinated. Provided that the four genes are independently assorting, what proportion of the progeny will show the genotype AAbbccDD?
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Individuals with a karyotype of 45 chromosome 44 autosome and one sex chromosome have been found to suffering from the abnormality called female dysgenesis or
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A person has long legs, female like appearance with breast (gynecomastia) and sterile will have one of the genetic compliment
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Number of Barr body present in a female child with down syndrome :-
