HARD
10th ICSE
IMPORTANT
Earn 100

Two pairs (A & B) of rabbits were crossed as given below:

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Can you tell which coat colour (black or white) is dominant? Is the coat colour sex-linked?

Important Questions on Genetics - Some Basic Fundamentals

MEDIUM
10th ICSE
IMPORTANT

Make a Punnett square and find out the genotypic and phenotypic ratios of F 1 and F 2 generations in the progeny of a genetic cross between a pure tall (TT) pea plant with a pure dwarf (tt) pea plant.

MEDIUM
10th ICSE
IMPORTANT
Make a Punnett square and find out the genotypic and phenotypic ratios of F 1 and F 2 generations in the progeny of a genetic cross between red flower variety of pea (RR) with white flower variety of pea (rr).
MEDIUM
10th ICSE
IMPORTANT

A family consists of parents and their five children and the pedigree chart below shows the inheritance of the trait colour blindness in them.

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Who is colour blind in the parents - the Father or the Mother?

EASY
10th ICSE
IMPORTANT

A family consists of parents and their five children and the pedigree chart below shows the inheritance of the trait colour blindness in them.

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How many daughters and how many sons have been born in the family?

MEDIUM
10th ICSE
IMPORTANT

A family consists of parents and their five children and the pedigree chart below shows the inheritance of the trait colour blindness in them.

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What does the child 1 indicate about this trait?

MEDIUM
10th ICSE
IMPORTANT

A family consists of parents and their five children and the pedigree chart below shows the inheritance of the trait of colour blindness in them.

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On which chromosome is the gene of this trait located?

MEDIUM
10th ICSE
IMPORTANT

A family consists of parents and their five children and the pedigree chart below shows the inheritance of the trait colour blindness in them.

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Name one other trait in humans which follows a similar pattern of inheritance.