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Inheritance of Autosomal Recessive Disorders

In a homozygo...

Question

In a homozygous pea plant, axial flowers $(A)$ are dominant over terminal flowers $(a)$ .
Name two genetic disorders commonly seen in human males.

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Solution

1. Haemophilia
2. Colourblindness.

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Similar questions

Q. In a homozygous pea plant, axial flowers

(A)

are dominant over terminal flowers

(a)

.
State Mendel's Law of Dominance.

Q. In a homozygous pea plant, axial flowers

(A)

are dominant over terminal flowers

(a)

.
What is the phenotype and genotype of the

F_{1}

generation if a plant bearing pure axial flowers is crossed with a plant bearing pure terminal flowers?

Q. In a homozygous pea plant, axial flowers

(A)

are dominant over terminal flowers

(a)

.
What is the phenotypic ratio and genotypic ratio of the above cross shown in (ii)?

Q. Five Mark Questions :
(a) A true breeding homozygous Pea plant with green pods and axial flowers as dominant characters is crossed with a recessive homozygous Pea plant with yellow pods and terminal flowers. Work out the cross upto

F_{2}

generation giving the phenotypic ratios of

F_{1}

F_{2}

generations respectively.
(b) State the Mendelian principle which can be derived from such a cross and not from monohybrid cross.

Q. Application based questions.
A true breeding pea plant homozygous for axial violet flowers is crossed with another pea plant with terminal white flowers
What would be the phenotype and genotype of F1 and F2 generations?

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Inheritance of Autosomal Recessive Disorders

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