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Question
Complete the following sentence with appropriate word:
The dissimilar pairs of genes present in an individual are known as _______________.
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Solution
The dissimilar pairs of genes present in an individual are known as Heterozygous.
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RELATED QUESTIONS
A cross used to verify the unknown genotype of the F1 hybrid is a ______.
A heterozygous tall plant of pea is crossed with a dwarf plant of pea.
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Explain the Term Crossing-over.
Explain the term Alleles.
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Transmits characteristics from parents to offsprings.
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Complete the following sentence with appropriate word:
The physical expression of genes is called _________.
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Mendel experimented upon plants of Oryza sativa.
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Multiple Choice Question
A cross was made between tall and dwarf plants. In F1 generation all plants were tall, when the F1 plants were selfed, the tall and dwarf plants appeared in a 3 : 1 ratio in the F2 generation. This phenomenon is known as:
Hybrid is an offspring from a cross between genetically different parents.
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 %.)
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 |
Mendel was successful in his experiments because:
Which one of the following character is recessive in case of a pea plant?
A pair of corresponding chromosomes of the same shape, size and one from each parent is called ______.
