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प्रश्न
Explain the Term Dominance.
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उत्तर
Dominance: The character expressed in first-generation when any two individuals of contrasting characters breed is dominant and the phenomenon is called dominance.
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संबंधित प्रश्न
A heterozygous tall plant of pea is crossed with a dwarf plant of pea.
Calculate the phenotypic ratio of the progeny.
Choose the correct answer:
Mendel was born in __________
Give the significance of mutation.
State Mendel’s Law of Dominance.
Give the Phenotypic and Genotypic ratio of the F2 and F2 generation.
Explain the Term Heredity.
Explain the Term Variation.
Explain the Term Heterosome.
Explain the Term Recessive character.
Give Technical Term:
Cell organelle directly involved in genetics.
Complete the following sentence with appropriate word:
In mammals, the female is homozygous while the male is _________.
Choose the Odd One Out
Multiple choice question.
In a dihybrid cross, F2 generation offsprings show four different phenotypes while the genotypes are _______.
A recessive factor is altered by the presence of a dominant factor.
In a dihybrid cross with contrasting characters, the number of different genotypes obtained in F2 generation are ______.
Alleles refer to ____________.
A normal visioned woman whose father is colourblind married a normal visioned man. What are the probabilities of her sons or daughters to be colourblind? Explain with the help of Punnett square.
Match the items given in Column I with those listed in Column II. Choose the answer with correct combination of alphabets of the two columns.
| Column I | Column II |
| A. Monohybrid cross | 1. T and t |
| B. Test cross | 2. TT |
| C. Alleles | 3. TT × tt |
| D. Homozygous tall | 4. tt |
| 5. Tt × tt |
Define the following term:
Gene
