Advertisements
Advertisements
प्रश्न
What is a dihybrid cross? How did Mendel perform this cross?
Advertisements
उत्तर
Dihybrid Cross: A cross between two parents taking into consideration alternative traits of two different characters. For example, a cross between a round and yellow seed-bearing plant with wrinkled and green seed-bearing plant.
APPEARS IN
संबंधित प्रश्न
A homozygous Tall plant (T) bearing red coloured (R) flowers is crossed with a homozygous dwarf plant (t) bearing white flowers (r):
(1) Give the Genotype and Phenotype of the F2 generation.
(2) Give the possible combinations of the gametes that can be obtained from the F2 hybrid.
(3) Give the dihybrid ratio and the phenotype of the offsprings of the F2 generation when two plants of the F1 generation above are crossed.
Give Technical Term:
The ratio of offspring on F2 generation in a dihybrid cross.
Complete the following sentence with appropriate word:
_______ is the ratio of dihybrid cross.
In pea plants, yellow seeds are dominant to green. If a heterozygous yellow seed pant is crossed with a green seeded plant, what ratio of yellow and green seeded plants would you expect in the F1 generation?
Define Genetics.
What are the reasons for Mendel’s successes in his breeding experiment?
A dihybrid condition is ______.
In a dihybrid cross, F2 phenotypic ratio is 13 : 3. It is case of ______.
Given below is a dihybrid cross performed on Drosophila.
Which of the following conclusions can be drawn on the basis of this cross? When yellow bodied (y), white-eyed (w) Drosophila females were hybridized with brown bodied (y+), red-eyed males (w+) and F1 progenies were intercrossed, F2 generation would have shown the following ratio:
Do genetic combination of mothers play a significant role in determining the sex of a new born?
