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प्रश्न
Give the ratio of phenotype of these crosses.
उत्तर
phenotype ratio of :
(a) TT x Tt - All progeny plants will be tall
(b) tt x TT - All the progeny plants will be tall
(c) TTrr x ttRR = All progeny will be tall having round seeds
(d) TtRr x TtRr = 9 : 3 : 3 : 1 (9 - Tall and Round seeds; 3 - Tall and wrinkled seeds; 3 - Dwarf and Round seeds; 1 - Dwarf and wrinkled seeds.)
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संबंधित प्रश्न
Appearance of new combinations in F2 generation in a dihybrid cross proves the law of_____________ .
- dominance
- segregation
- independent assortment
- purity of gametes
___________ is the scientific name of garden pea, which Mendel used for his experiments.
State Mendel’s law of Dominance.
Give any four reasons for Mendel's success.
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 the following term : Pedigree chart
When two genetic loci produce identical phenotypes in cis and trans position, they are considered to be ______.
If a round, green seeded pea plant (RRyy) is crossed with a wrinkled, yellow seeded pea plant (rrYY), the seeds produced in the F1 generation are ______.
Mendel selected pea as material for his experiments because:
