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प्रश्न
Multiple Choice Question
A cross was made between tall and dwarf plants. In F1 generation all plants were tall, when the F1 plants were selfed, the tall and dwarf plants appeared in a 3 : 1 ratio in the F2 generation. This phenomenon is known as:
विकल्प
Dominance
Segregation
Hybridization
Crossing over
उत्तर
Segregation
APPEARS IN
संबंधित प्रश्न
The phenotypic ratio of incomplete dominance is ______.
What is crossing-over? What are the factors affecting it?
Differentiate Between Homozygous shows Heterozygous.
Explain the Term Dominance.
Explain the Term Mutation.
Explain the term Alleles.
Complete the following sentence with appropriate word:
The physical expression of genes is called _________.
Complete the following sentence with appropriate word:
Upon _______the diploid condition is restored.
Multiple choice question.
A cross between an individual with an unknown genotype for a trait with recessive plant for that trait is _______.
Multiple choice question.
When F2 phenotypic and genotypic ratios are the same, then it is an example of _______.
What is allelomorph?
In a dihybrid cross with contrasting characters, the number of different genotypes obtained in F2 generation are ______.
The appearance of new combinations in the F2 generation of a dihybrid cross proves the law of ______.
Two alternative forms of genes or alleles are located on ______.
A typical dihybrid cross is carried outbetween true breeding plant with yellowround seeds and a true breeding plant withgreen wrinkled seeds. With appropriatesymbol write the genotypes of —
- Homozygous dominant and recessive parents.
- Gametes produced by both the parents.
- Gametes produced by the F, hybrid. (3)
A pair of corresponding chromosomes of the same shape, size and one from each parent is called ______.
Rewrite the correct form of the statement by changing the first or last word only:
The full complement of DNA of an organism is termed as genetics.
