A plant with red flowers was crossed with another plant with yellow flowers. If F₁ showed al

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4.Principles of Inheritance and Variation

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A plant with red flowers was crossed with another plant with yellow flowers. If $F_1$ showed all flowers orange in colour, explain the inheritance.

Option A

Option B

Option C

Option D

Solution

This is due to the incomplete dominance as the $F_{1}$ do not resemble either of the two parents and is in between the two. As there is blending of traits.

Standard 12

Biology

In poultry, new comb colour appears by colaboration of two dominant gene is

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Explain the concept of dominance

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Assertion : In Mirabilis, selfing of $F_1$ pink flower plants produces same phenotypic & genotypic ratio.

Reason : Flower colour gene shows incomplete dominance.

hard

(AIIMS-2014)

In red – white flowered cross snapdragon / antirrhinum, $F_2$ generation has red, pink and white flowered plants in the ratio of

medium

In Antirrhinum (Snapdragon), a red flower was crossed with a white flower and in $\mathrm{F}_{1}$ generation, pink flowers were obtained. When pink flowers were selfed, the $\mathrm{F}_{2}$ generation showed white, red and pink flowers.

Choose the incorrect statement from the following

easy

(NEET-2019)

A plant with red flowers was crossed with another plant with yellow flowers. If $F_1$ showed all flowers orange in colour, explain the inheritance.

Solution

Similar Questions

In poultry, new comb colour appears by colaboration of two dominant gene is

Explain the concept of dominance

Assertion : In Mirabilis, selfing of $F_1$ pink flower plants produces same phenotypic & genotypic ratio. Reason : Flower colour gene shows incomplete dominance.

In red – white flowered cross snapdragon / antirrhinum, $F_2$ generation has red, pink and white flowered plants in the ratio of

In Antirrhinum (Snapdragon), a red flower was crossed with a white flower and in $\mathrm{F}_{1}$ generation, pink flowers were obtained. When pink flowers were selfed, the $\mathrm{F}_{2}$ generation showed white, red and pink flowers. Choose the incorrect statement from the following

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Assertion : In Mirabilis, selfing of $F_1$ pink flower plants produces same phenotypic & genotypic ratio.

Reason : Flower colour gene shows incomplete dominance.

In Antirrhinum (Snapdragon), a red flower was crossed with a white flower and in $\mathrm{F}_{1}$ generation, pink flowers were obtained. When pink flowers were selfed, the $\mathrm{F}_{2}$ generation showed white, red and pink flowers.

Choose the incorrect statement from the following