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प्रश्न
Write the functional activity of the following structure:
Autosomes
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उत्तर
Responsible for the physical character of progeny.
APPEARS IN
संबंधित प्रश्न
Mutation alerts the hereditary material. Give reasons.
Differentiate between genotype and phenotype.
Give the Phenotype of the F2 generation.
Explain the Term Crossing-over.
Give Technical Term:
A virus with DNA as heredity material.
Give Technical Term:
The individuals having dissimilar pairs of genes.
Complete the following sentence with appropriate word:
The small differences among individuals are called ________.
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.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Mendel experimented upon plants of Oryza sativa.
Choose the Odd One Out
Multiple choice question.
Phenotypic ratio of incomplete dominance in Mirabilis jalapa.
A recessive factor is altered by the presence of a dominant factor.
The appearance of new combinations in the F2 generation of a dihybrid cross proves the law of ______.
A pea plant with the genotype YyRr is crossed with another pea plant with the genotype yyrr. The expected phenotypic ratio of individuals formed will be ______
During a dihybrid cross with contrasting characters in the F2 generation, parental genotypes will appear in ______.
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)
In which region of chromosomes does crossing over take place?
