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State Mendel'S Law of Dominance. - Biology

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प्रश्न

State Mendel's law of dominance.

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उत्तर

Mendel's law of Dominance - It states that in a given cross between two organisms with pure contrasting alleles or characters only one allele is expressed in F1 generation; the character that appears is called dominant and the other is recessive.

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पाठ 3: Principles of Genetics - Exercise 2 [पृष्ठ ३६]

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फ्रँक Biology [English] Class 10 ICSE
पाठ 3 Principles of Genetics
Exercise 2 | Q 19.1 | पृष्ठ ३६

संबंधित प्रश्‍न

A geneticist interested in studying variations and patterns of inheritance in living beings prefers to choose organisms for experiments with shorter life cycle. Provide a reason.


Choose the correct answer:

Mendel used ______ pairs of a characters for his experiments.


Choose the correct answer:

The contrasting characters used by Mendel are called _____


Give Technical Term:

The hereditary unit, which is responsible for inheritance.


Identify the percentage of recombinants in F2 generation in the following case.

In Morgan's experiment with Drosophila, the yellow-bodied white-eyed female was crossed with a brown-bodied red-eyed male and their F1 progeny were intercrossed.


Which one of the following traits of garden pea studied by Mendel was a recessive feature?


Independent inheritance of two separate traits, shape and colour of seeds in Mendel’s cross on pea plants resulted in a observable ratio of ______.


Which of the following characters can be acquired but not inherited?


Read the following and answer from given below:

Prashant wanted to find the genotype of a pea plant bearing purple coloured flowers in his kitchen garden. For this, he crossed purple-flowered plants with white-flowered plants. As a result, all plants which were produced had purple flowers only. Upon selfing these plants, 75 purple flower plants and 25 white flowers plants were produced. Now, he can determine the genotype of a purple-flowered plant by crossing it with a white-flowered plant.

To determine the genotype of a purple-flowered plant, Prashant crossed this plant with a white-flowered plant. This cross represents a ______ 


State Mendel’s Law of Segregation.


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