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प्रश्न
Differentiate Between Monohybrid and Dihybrid cross.
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उत्तर
| Monohybrid | Dihybrid |
| Crosses involving a single pair of alleles. It yields a phenotypic ratio of 3 : 1 in F2 generation. | Crosses involving two pairs of alleles. It yields a phenotypic ratio of 9 : 3 : 3 : 1 in F2 generation. |
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संबंधित प्रश्न
Differentiate between the following:
Dominance and Recessive
Differentiate between the following:
Homozygous and Heterozygous
When a cross is made between tall plant with yellow seeds (TtYy) and tall plant with green seed (Ttyy), what proportions of phenotype in the offspring could be expected to be:
- Tall and green.
- Dwarf and green.
Explain Mendel’s monohybrid progeny with the help of any one cross.
When a tall plant with rounded seeds (TTRR) is grossed with a Dwarf plant with wrinkled seeds (ttrr) the F1 generation consists of tall plants with rounded seeds. How many types of gametes the F1 plant would produce?
A Monohybrid cross is ______
Punnett square is used to know
In a monohybrid cross of plants with red and white flowered plants, Mendel got only red-flowered plants. On self-pollinating these F1 plants got both red and white flowered plants in 3:1 ratio. Explain the basis of using RR and rr symbols to represent the genotype of plants of parental generation.
In a cross between red coloured and white coloured flowers, when plants with red coloured flowers of F1 generation were self pollinated, plants of F2 generation were obtained in which 75% of plants were with red flowers and 2.5% plants were with white flowers.
Explain the inheritance of traits in the above cross with the help of a flow chart only along with the ratio of plants obtained.
Monohybrid crosses are useful in demonstrating which of the following laws of inheritance suggested by Mendel?
