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प्रश्न
Explain the Term Heredity.
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उत्तर
Heredity: The process of transmission of parental characters to the progeny through the generations.
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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?
Differentiate Between Homozygous shows Heterozygous.
State Mendel’s Law of Dominance.
Explain the Term Dominance.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
DNA has a double-helical structure.
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.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Mendel experimented upon plants of Oryza sativa.
Multiple choice question.
In a dihybrid cross, F2 generation offsprings show four different phenotypes while the genotypes are _______.
Multiple choice question.
When F2 phenotypic and genotypic ratios are the same, then it is an example of _______.
Each gamete has only one allele of a gene.
In a dihybrid cross with contrasting characters, the number of different genotypes obtained in F2 generation are ______.
______ type/s of gametes is/are expected to be formed by the organism with genotype AABBCC.
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 |
An indvidual of genotype, Aa Bb Cc Dd is used in test cross. How many different phenotypes can appear in this progeny?
Rewrite the correct form of the statement by changing the first or last word only:
The full complement of DNA of an organism is termed as genetics.
