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प्रश्न
Multiple Choice Question
When an individual has both the genes of a contrasting character, it is said to be:
विकल्प
Homozygous
Heterozygous
Phenotype
Genotype
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उत्तर
Heterozygous
APPEARS IN
संबंधित प्रश्न
Choose the correct answer:
Mendel was born in __________
Mutation alerts the hereditary material. Give reasons.
Differentiate Between Homozygous shows Heterozygous.
Differentiate between genotype and phenotype.
Explain the Term Crossing-over.
Explain the term Alleles.
Name the following:
The study of heredity and variation.
Complete the following sentence with appropriate word:
Upon _______the diploid condition is restored.
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.
Write the functional activity of the following structure:
Autosomes
The word chromosome was coined by
What is allelomorph?
Enlist dominant and recessive characters in pea plant with respect to the position of flower, colour of seed and colour of a pod in tabulated form.
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 %.)
A pea plant with the genotype YyRr is crossed with another pea plant with the genotype yyrr. The expected phenotypic ratio of individuals formed will be ______
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)
