Advertisements
Advertisements
Question
A family has five daughters and expecting sixth child. The chance of its beings a son is
Options
zero
25%
50%
100%
Advertisements
Solution
50%
APPEARS IN
RELATED QUESTIONS
Briefly explain the term ‘Mutation’.
Differentiate between:
monohybrid and dihybrid cross (phenotypic ratio)
A woman has normal vision but her father was colour blind. If she is married to a colour blind person, report on the occurrence of the disease in the progeny.
A woman with normal vision marries a man with normal vision. They have a colourblind son. Her husband dies and she marries a colourblind man. Show the type of children that might be expected from this marriage and the proportion of each.
A woman had normal vision, but her father was colourblind. She marries a man, who is colourblind.
Find out the probability of the first child being colourblind, whether it is a boy or girl.
Explain the Term Linkage.
Very Short Answer Question.
What are holandric traits?
Short Answer Question.
Observe the given pedigree chart and answer the following question.
Give an example of a trait in human beings which shows such a pattern of inheritance.
What is cris-cross inheritance?
The disease colour blindness is a ______.
