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प्रश्न
Explain Mendel’s Monohybrid cross. Give an example.
उत्तर
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संबंधित प्रश्न
A pea plant pure for yellow seed colour is crossed with a pea plant pure for green seed colour. In the F1 generation all pea plants were with yellow seeds. Which law of Mendel is applicable?
What is the peculiarity of the ‘DNA’ structure?
A geneticist interested in studying variations and patterns of inheritance in living beings prefers to choose organisms for experiments with shorter life cycle. Provide a reason.
Which one of the following is an example of multiple alleles?
(a) Height in pea plant
(b) Hair colour in cattle
(c) Petal colour in four o'clock plant
(d) Wing-size in Drosophila
Differentiate between Mendel’s monohybrid cross and dihybrid cross.
Select the most appropriate option
Which one of the following has the smallest number of chromosomes?
(a) Onion
(b) Mouse
(c) Monkey
(d) Ascaris
In Mendel’s experiments, tall pea plants (T) are dominant over dwarf pea plants (t).
What is the phenotypic ratio and genotypic ratio of the above cross in (ii)?
Define the following:
Phenotype
Give the ratio of phenotype of these crosses.
Long answer type question.
Explain with suitable example an independent assotrment.
Discuss any two points due to which Mendel got success in his experiment?
9 : 3 : 3 : 1 ratio is due to ______
Which one from those given below is the period for Mendel's hybridization experiments?
In the human blood grouping, the four basic blood types are type A, type B, type AB, and type O. They are ______
Give the basic features of the mechanism of inheritance.
A person has to perform crosses for the purpose of studying inheritance of a few traits/characters. What should be the criteria for selecting the organisms?
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.
State Mendel’s Law of Segregation.
