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प्रश्न
Give Technical Term:
A virus with DNA as heredity material.
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उत्तर
Retro virus e.g. HIV
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संबंधित प्रश्न
Choose the correct answer:
Mendel was born in __________
What is a gene? How is it related to heredity?
Give Technical Term:
Differences occurring within offsprings of the same progeny.
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 small differences among individuals are called ________.
Complete the following sentence with appropriate word:
Upon _______the diploid condition is restored.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Most genetic diseases in man are recessive in character.
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.
Choose the Odd One Out
Multiple Choice Question
Genetics is a branch of biology dealing with:
Multiple choice question.
Phenotypic ratio of incomplete dominance in Mirabilis jalapa.
Explain a dihybrid cross with suitable example and checker board method.
The word chromosome was coined by
Each gamete has only one allele of a gene.
______ type/s of gametes is/are expected to be formed by the organism with genotype AABBCC.
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 %.)
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 ______
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?
