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प्रश्न
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उत्तर
Mendel's work did not receive much notice till 1900. Then three scientists: Hugo de Vries, Carl Correns and Erich von Tschermak working independently rediscovered his work and brought Mendel's experiment to limelight.
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संबंधित प्रश्न
Choose the correct answer:
Mendel was born in __________
Mutation alerts the hereditary material. Give reasons.
Explain the Term Heredity.
Explain the Term Recessive character.
Give Technical Term:
The individuals having dissimilar pairs of genes.
Give Technical Term:
A twin consisting of a brother and a sister were born to a lady. What is the name of such a type of twins?
Complete the following sentence with appropriate word:
The dissimilar pairs of genes present in an individual are known as _______________.
Choose the Odd One Out
Multiple choice question.
In a dihybrid cross, F2 generation offsprings show four different phenotypes while the genotypes are _______.
Give any two points of difference between homozygous and heterozygous.
In a dihybrid cross with contrasting characters, the number of different genotypes obtained in F2 generation are ______.
The percentage of each gamete out of four different types of gametes produced by the F1 dihybrid 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 |
How many true breeding pea plant varieties did Mendel select as pairs, which were similar except in one character with contrasting traits?
In which region of chromosomes does crossing over take place?
A pair of corresponding chromosomes of the same shape, size and one from each parent is called ______.
