Advertisements
Advertisements
Question
Give the Phenotype of the F2 generation.
Advertisements
Solution
In F2 generation 75% of plants will be tall and 25% dwarf.
APPEARS IN
RELATED QUESTIONS
Give the Phenotypic and Genotypic ratio of the F2 and F2 generation.
Explain the Term Crossing-over.
Explain the Term Recessive character.
Explain the term Alleles.
Name the following:
The genetic composition of an organism.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
DNA has a double-helical structure.
Choose the Odd One Out
Multiple choice question.
Phenotypic ratio of incomplete dominance in Mirabilis jalapa.
Multiple choice question.
In a dihybrid cross, F2 generation offsprings show four different phenotypes while the genotypes are _______.
Each gamete has only one allele of a gene.
Identify the genotype of peacock.
Define Alleles.
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 |
A typical dihybrid cross is carried outbetween true breeding plant with yellowround seeds and a true breeding plant withgreen wrinkled seeds. With appropriatesymbol write the genotypes of —
- Homozygous dominant and recessive parents.
- Gametes produced by both the parents.
- Gametes produced by the F, hybrid. (3)
What is dihybrid cross?
Define the following term:
Gene
Name any two genetic diseases in humans.
