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प्रश्न
Explain the Term Heterosome.
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उत्तर
Heterosome: Chromosome found in the reproductive cells and which are responsible for the sex of a child.
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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.
What is crossing-over? What are the factors affecting it?
Explain the Term Dominance.
Explain the Term Mutation.
Explain the Term Recessive character.
Give Technical Term:
Transmits characteristics from parents to offsprings.
Complete the following sentence with appropriate word:
______is the hereditary unit.
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:
What is allelomorph?
A recessive factor is altered by the presence of a dominant factor.
Using ______, the production of gametes by the parents, the formation of zygotes, the F1 and F2 plants can be understood.
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?
A pair of corresponding chromosomes of the same shape, size and one from each parent is called ______.
