SATHEE: Principles of Inheritance and Variation Question 21

Principles of Inheritance and Variation Question 21

21. A man with blood group ’ $A$ ’ marries a woman with blood group ’ $B$ ‘. What are all the possible blood groups of their offsprings?

[2015 RS]

(a) A,B and AB only

(b) $A, B, A B$ and $O$

(d) A and B only

Show Answer

Answer : b

Hints & Solution

(b) Possible $\times$ Possible
genotype genotype
of man with blood of woman with
group $A$ blood group $B$
$I^{A} I^{A}, I^{A} i \times I^{B} I^{B}, I^{B} i$
If the genotype is
$I^{A} i \times I^{B} i$
The possibility of resultant blood group may be $A, B, A B$ and $O$ .

Principles of Inheritance and Variation Question 21

21. A man with blood group ’ $A$ ’ marries a woman with blood group ’ $B$ ‘. What are all the possible blood groups of their offsprings?

Answer : b

Hints & Solution

Engineering Preparation

Medical Preparation

NCERT Books & Solutions

Important Resources

Other Resources

Syllabus

Test Platform

Sample Mock Test

Mentorship

NCERT Exercise Video Solution

Principles of Inheritance and Variation Question 21

21. A man with blood group ’ A ’ marries a woman with blood group ’ B ‘. What are all the possible blood groups of their offsprings?

Answer : b

Hints & Solution

Engineering Preparation

Medical Preparation

NCERT Books & Solutions

Important Resources

Other Resources

Syllabus

Test Platform

Sample Mock Test

Mentorship

NCERT Exercise Video Solution

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21. A man with blood group ’ $A$ ’ marries a woman with blood group ’ $B$ ‘. What are all the possible blood groups of their offsprings?