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प्रश्न
Define the following:
Heterozygous
उत्तर १
Heterozygous - Diploid condition where both the alleles are different is called heterozygous.
उत्तर २
Heterozygous: An individual possessing contrasting (dissimilar) alleles for a particular trait is called heterozygous. It is a hybrid and does not breed true for that trait. e.g. Tt
संबंधित प्रश्न
Mendel published his work on inheritance of characters in 1865, but it remained unrecognised till 1900. Give three reasons for the delay in accepting his work.
The cross between two parents having one pair of contrasting characters
Give any four reasons for Mendel's success.
Which one of the following is the phenotypic monohybrid ratio in F2 generation?
Define the following:
Genotype
Define the following:
Recessive
Explain the following terms:
Laws of Inheritance
Give the ratio of phenotype of these crosses.
Choose the correct answer:
Mendel used ______ pairs of a characters for his experiments.
What is a cross in which the inheritance of two pairs of contrasting characters are studied?
______ pairs of contrasting characters in pea plants were studied by Mendel in his experiments.
In a monohybrid cross between two heterozygous individuals, percentage of pure homozygous individuals obtained in F1 generation will be ______.
Which of the following are reasons for Mendel’s success?
- Usage of pure lines or pure breeding varieties
- Consideration of one character at a time
- Maintenance of statistical records of experiments
- Knowledge of linkage and incomplete dominance
Select the group which shares maximum number of common characters
Give reasons for the appearance of new combinations of characters in the F2 progeny.
How many pairs of contrasting characters in pea bad were chosen by Mendel?
Identify the incorrect statement with reference to the gene ‘I’ that controls ABO blood groups.
A male plant bearing red flowers was crossed with a female plant bearing yellow flowers. In the F1 generation, all the flowers were orange in colour.
Mention the ratio of red flowers, yellow flowers and orange flowers in the F2 generation.
