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प्रश्न
Pure-bred tall pea plants are first crossed with pure-bred dwarf pea plants. The pea plants obtained in the F1 generation are then selfed to produce F2 generation of pea plants.
Which type of plants was missing in the F1 generation but reappeared in the F2 generation?
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उत्तर
Dwarf plants.
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संबंधित प्रश्न
Differentiate between the following:
Homozygous and Heterozygous
Differentiate between the following:
Monohybrid and Dihybrid
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.
How would you find out whether a given tall garden pea plant is homozygous or heterzygous? Substantiate your answer with the help fo Punnett squares.
Mention whether the cross is a monohybrid or dihybrid.
Differentiate Between Monohybrid and Dihybrid cross.
Differentiate between inherited and acquired characters. Give one example for each type.
Genotypic ratio of a monohybrid cross is ______.
In a plant tallness is dominant over dwarfness and red flower is dominant over white. Starting with the parents work out a dihybrid cross. What is standard dihybrid ratio? Do you think the values would deviate if the two genes in question are interacting with each other?
