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प्रश्न
Write the functional activity of the following structure:
Genes
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उत्तर
Carries parental characters to offsprings.
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संबंधित प्रश्न
Give the significance of mutation.
Explain the Term Recessive character.
Explain the Term Genotype.
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:
Genes are responsible for genetic characters.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
A female is responsible for the sex of the progeny.
Write the functional activity of the following structure:
Autosomes
Choose the Odd One Out
Multiple Choice Question
A cross was made between tall and dwarf plants. In F1 generation all plants were tall, when the F1 plants were selfed, the tall and dwarf plants appeared in a 3 : 1 ratio in the F2 generation. This phenomenon is known as:
A recessive factor is altered by the presence of a dominant factor.
Identify the possible genotypic ratio in F2 generation if a plant producing red flowers (RR) is crossed with another plant of the same species that produces white flower (rr).
Identify the genotype of a round seeded tall plant which when crossed with a plant of similar genotype produces the following percentage of phenotypes:
(tall round = 56.25 %, tall wrinkled = 18.75 %, dwarf round = 18.75 %, dwarf wrinkled = 6.25 %.)
During a dihybrid cross with contrasting characters in the F2 generation, parental genotypes will appear in ______.
Parents of blood group i and AB cannot have a child of blood group AB because ______.
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 |
In which region of chromosomes does crossing over take place?
Define the following term:
Gene
