HARD
12th Andhra Pradesh Board
IMPORTANT
Earn 100

Describe the Genic Balance Theory of sex determination.

Important Questions on Genetics

HARD
12th Andhra Pradesh Board
IMPORTANT
Explain the inheritance of sex linked recessive character in human being.
HARD
12th Andhra Pradesh Board
IMPORTANT
Describe the experiment conducted by Morgan to explain sex linkage.
HARD
12th Andhra Pradesh Board
IMPORTANT
Explain the inheritance of sex influenced characters in human beings.
HARD
12th Andhra Pradesh Board
IMPORTANT
A man and woman of normal vision have one son and one daughter. Son is colour-blind and his son is with normal vision. Daughter is with normal vision, but one of her sons is colour-blind and the other is normal. What are the genotypes of the father, mother, son and daughter?
HARD
12th Andhra Pradesh Board
IMPORTANT
A colour-blind man married a woman who is the daughter of a colour-blind father and mother homozygous normal vision. What is the probability of their daughters being colour-blindness?
HARD
12th Andhra Pradesh Board
IMPORTANT
A heterozygous bald man who is non- haemophilic, married a woman who is homozygous for the non-bald trait and is haemophilic. What is the probability of her male children becoming bald and haemophilic?
HARD
12th Andhra Pradesh Board
IMPORTANT
A woman’s father shows ‘IP’ but her mother and husband are normally pigmented. What will be the phenotypic ratio of her children?
HARD
12th Andhra Pradesh Board
IMPORTANT
Write the salient features of ‘HGP’.