Back to PRINCIPLE OF INHERITANCE AND VARIATION
NEET UG BIOLOGY MCQ: PRINCIPLE OF INHERITANCE AND VARIATION
1
Medium
1 of 1
Analyzing
+4 | -1
Observe the four crosses given below:
(A) TTrr ttRR
(B) TtRr ttrr
(C) TtRr TTrr
(D) Ttrr ttRr
In which of the following crosses, ratio of progenies is obtained?
(A) TTrr ttRR
(B) TtRr ttrr
(C) TtRr TTrr
(D) Ttrr ttRr
In which of the following crosses, ratio of progenies is obtained?
View answer and explanation
Correct option: C
B and D
Option C (B and D) is correct because these crosses (TtRr x ttrr and Ttrr x ttRr) result in a 1:1:1:1 phenotypic ratio in the progeny.
More Questions from PRINCIPLE OF INHERITANCE AND VARIATION
Practice All Chapter MCQs →
A woman has an X-linked condition on one of her chromosomes. This chromosomes can be inherited by
Some individuals with blood group –A may inherit the genes for blonde hair, while other individuals with blood group – A may the gene for brown hair. This can be best explained by the principle of
On crossing two heterozygous tall plants (Tt), and total of 500 plants were obtained in generation. What will be the respective number of tall and dwarf plants obtained in generation?
Colourblindness is caused due to
Syndrome stands for
In phenylketonuria mental retardation takes place due to accumulation of