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प्रश्न
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.
पर्याय
True
False
उत्तर
False
Correct Statement: Male is responsible for the sex of progeny.
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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.
Mutation alerts the hereditary material. Give reasons.
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:
The dissimilar pairs of genes present in an individual are known as _______________.
Explain a dihybrid cross with suitable example and checker board method.
Explain test cross with suitable example and state its ratios.
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.
The appearance of new combinations in the F2 generation of a dihybrid cross proves the law of ______.
Alleles refer to ____________.
Two alternative forms of genes or alleles are located on ______.
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)
Which one of the following character is recessive in case of a pea plant?
