Advertisements
Advertisements
प्रश्न
Two pea plants one with round green seeds (RRyy) and another with wrinkled yellow (rrYY) seeds produce F1 progeny that have round, yellow (RrYy) seeds. When F1 plants are selfed, the F2 progeny will have new combination of characters. Choose the new combination from the following
- Round, yellow
- Round, green
- Wrinkled, yellow
- Wrinkled, green
पर्याय
(i) and (ii)
(i) and (iv)
(ii) and (iii)
(i) and (iii)
उत्तर
(ii) and (iii)
Explanation -
Result obtained after selfing of F1 progeny - The new combination formed in F2 progeny is Round, green (RRyy) and Wrinkled, yellow (rrYY)
Punnett square - Selfing of F1 progeny
| Gametes | Ry | RY | rY | ry |
| Ry | RRyy | RRYy | RrYy | Rryy |
| RY | RRYy | RRYY | RrYY | RrYy |
| rY | RrYy | RrYy | rrYY | rrYy |
| ry | Rryy | RrYy | rrYy | rryy |
APPEARS IN
संबंधित प्रश्न
Mention the Phenotype and Genotype ratios of the offspring in F2 generation.
Give any four reasons for Mendel's success.
Explain Monohybrid cross
Predict the genotype and phenotype of the following cross in pea.
TTrr x ttRR
(Capital letters show dominance)
Choose the correct answer:
The contrasting characters used by Mendel are called _____
Explain Mendel’s Monohybrid cross. Give an example.
One of the reasons why law of segregation of gametes is universally applicable, is ______.
The crossing of F1 to homozygous recessive parent is called ______.
The colour based contrasting traits in seven contrasting pairs, studied by Mendel in pea plant were ______.
Test cross is when ______.
