NEET
Biology
Principle Of Inheritance And Variation
Question Bank
Self Evaluation Test - Principles of Inheritance and Variation
question_answer
Consider a gene that has two alleles and shows complete dominance. When two heterozygotes for this gene breed, they have a 25% chance of producing a homozygous recessive offspring. The next time they breed, what are the chances that they will once again have a homozygous recessive progeny?
A)0%
B)25%
C)75%
D)100%
Correct Answer:
B
Solution :
[b] Each conception is an independent event, so the probabilities remain the same at every time.