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प्रश्न
Explain the Term Variation.
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उत्तर
Variation: Occurrence of differences in the progeny of the same parents and individuals of the same species.
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संबंधित प्रश्न
Give the significance of mutation.
Differentiate between genotype and phenotype.
Explain the Term Dominance.
Name the following:
The study of heredity and variation.
Give Technical Term:
Cell organelle directly involved in genetics.
Give Technical Term:
A virus with DNA as heredity material.
Complete the following sentence with appropriate word:
The physical expression of genes is called _________.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Mutation can be brought about artificially.
Choose the Odd One Out
Give any two points of difference between homozygous and heterozygous.
Identify the genotype of peacock.
______ 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 ______.
During a dihybrid cross with contrasting characters in the F2 generation, parental genotypes will appear in ______.
Which of the following is the number of alleles for blood group in an individual?
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 |
What is dihybrid cross?
