Question:
A man whose father was colour blind marries a woman who had a colour blind mother and normal father. What percentage of male children of this couple will be colour blind?
A man whose father was colour blind marries a woman who had a colour blind mother and normal father. What percentage of male children of this couple will be colour blind?
Updated On: Dec 20, 2025
- 0%
- 50%
- 75%
- 25%
Hide Solution
Verified By Collegedunia
The Correct Option is B
Solution and Explanation
The correct option (B): 50%.
Was this answer helpful?
0
0
Top Questions on Genetic Disorders
- A woman carrier for haemophilia marries a normal man. Predict the possible genotypes and phenotypes of the offspring using a Punnett square. Also state percentages.
- PSEB XII - 2025
- Biology
- Genetic Disorders
- Match the following: \begin{tabular}{|c|l|l|} \hline List-I (Disorder) & & List-II (Character)
\hline A) & Myasthenia gravis & IV) Auto-immune disorder
B) & Muscular dystrophy & III) Progressive muscle degeneration
C) & Gout & I) Urate crystal deposits in joints
D) & Osteoporosis & II) Low bone density, fractures
\hline \end{tabular}- AP EAPCET - 2025
- Zoology
- Genetic Disorders
- Match List-I with List-II:
List-I List-II (A) Thalassemia (I) 47, XXY (B) Klinefelter’s syndrome (II) Sex-linked recessive disorder (C) Turner’s syndrome (III) 45, XO (D) Colour blindness (IV) Autosomal recessive disease - CUET (UG) - 2024
- Biology
- Genetic Disorders
- Of the following statements, which is/are correct?
(A) During incomplete dominance, the modified allele is the dominant allele
(B) In polygenic inheritance, the effect of each allele is additive
(C) A gene is called pleiotropic when it exhibits multiple phenotypic expressions
(D) Mutation means alteration of DNA sequence which ensures change only in the phenotype of an organism
Choose the correct answer from the options given below:- CUET (UG) - 2024
- Biology
- Genetic Disorders
- The gene HBB for β-thalassemia is present on which chromosome?
- CUET (UG) - 2024
- Biology
- Genetic Disorders
View More Questions
Questions Asked in NEET exam
- Two cities X and Y are connected by a regular bus service with a bus leaving in either direction every T min. A girl is driving scooty with a speed of 60 km/h in the direction X to Y. She notices that a bus goes past her every 30 minutes in the direction of her motion, and every 10 minutes in the opposite direction. Choose the correct option for the period T of the bus service and the speed (assumed constant) of the buses.
- NEET (UG) - 2025
- Relative Velocity
- A physical quantity P is related to four observations a, b, c, and d as follows: P = a3 b2 (c / √d) The percentage errors of measurement in a, b, c, and d are 1%, 3%, 2%, and 4% respectively. The percentage error in the quantity P is:
- NEET (UG) - 2025
- Dimensional analysis and its applications
What is Microalbuminuria ?
- NEET (UG) - 2025
- Human physiology
The output (Y) of the given logic implementation is similar to the output of an/a …………. gate.
- NEET (UG) - 2025
- Logic gates
- An oxygen cylinder of volume 30 litre has 18.20 moles of oxygen. After some oxygen is withdrawn from the cylinder, its gauge pressure drops to 11 atmospheric pressure at temperature \(27^\circ\)C. The mass of the oxygen withdrawn from the cylinder is nearly equal to: [Given, \(R = \frac{100}{12} \text{ J mol}^{-1} \text{K}^{-1}\), and molecular mass of \(O_2 = 32 \text{ g/mol}\), 1 atm pressure = \(1.01 \times 10^5 \text{ N/m}^2\)]
- NEET (UG) - 2025
- Ideal-gas equation and absolute temperature
View More Questions