Inheritance

Which of the following alleles is co-dominant?

 
 
 
 

Which one of the following genotypes shows heterozygous condition?

 
 
 
 

A particular characteristic is controlled by a dominant allele, A, and a recessive allele, a. Which would give a 1:1 ratio of the two phenotypes among the offspring?

 
 
 
 

The 9:3:3:1 ratio is a F2 ratio of:

 
 
 
 

Which one of the following is a hereditary disease?

 
 
 
 

Mendel studied heredity in:

 
 
 
 

A child has blood group O and his father’s blood group is B. What will be the genotype of the father?

 
 
 
 

The breeding of domesticated plants and animals refers to:

 
 
 
 

Incomplete dominance is exhibited by:

 
 
 
 

Some distinct characters of a variation are given:
– Controlled by a single gene pair
– Distinct phenotype
– Least affected by the environment
Select the trait having these characters:

 
 
 
 

The number of chromosomes in man is:

 
 
 
 

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