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प्रश्न
Differentiate Between Homozygous shows Heterozygous.
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उत्तर
| Homozygous | Heterozygous |
| An individual having two identical alleles (alternative form of the same gene) is known as homozygous. | An individual having two different alleles is known as heterozygous. |
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संबंधित प्रश्न
A cross used to verify the unknown genotype of the F1 hybrid is a ______.
Give the significance of mutation.
Give the Phenotype of the F2 generation.
Explain the Term Dominance.
Explain the Term Recessive character.
Explain the Term Genotype.
Name the following:
The genetic composition of an organism.
Give Technical Term:
A virus with DNA as heredity material.
Give Technical Term:
A single egg was fertilized by a single sperm. But twins derived from that egg were born. What is the name of such type of twins?
Complete the following sentence with appropriate word:
______is the hereditary unit.
Complete the following sentence with appropriate word:
In mammals, the female is homozygous while the male is _________.
Complete the following sentence with appropriate word:
The physical expression of genes is called _________.
Complete the following sentence with appropriate word:
The small differences among individuals are called ________.
Multiple Choice Question
Genetics is a branch of biology dealing with:
Explain a dihybrid cross with suitable example and checker board method.
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 %.)
An indvidual of genotype, Aa Bb Cc Dd is used in test cross. How many different phenotypes can appear in this progeny?
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)
