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प्रश्न
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उत्तर
Gregor Johann Mendel was a biologist who carried out experiments on garden pea and derived a few fundamental principles in genetics. He is called the 'Father of Genetics'.
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संबंधित प्रश्न
A cross used to verify the unknown genotype of the F1 hybrid is a ______.
Differentiate Between Homozygous shows Heterozygous.
A pure tall plant (TT) is crossed with a pure dwarf plant (tt).
Draw Punnet squares to show
(1) F2 generation
(2) F2 generation.
Explain the Term Heredity.
Explain the Term Dominance.
Name the following:
The study of heredity and variation.
Give Technical Term:
Differences occurring within offsprings of the same progeny.
Write the functional activity of the following structure:
Genes
Multiple choice question.
A cross between an individual with an unknown genotype for a trait with recessive plant for that trait is _______.
Explain a dihybrid cross with suitable example and checker board method.
Give any two points of difference between homozygous and heterozygous.
Explain test cross with suitable example and state its ratios.
Alleles refer to ____________.
The percentage of each gamete out of four different types of gametes produced by the F1 dihybrid will be ________.
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 ______
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?
