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प्रश्न
A pure tall plant (TT) is crossed with a pure dwarf plant (tt).
Draw Punnet squares to show
(1) F2 generation
(2) F2 generation.
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उत्तर
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संबंधित प्रश्न
Choose the correct answer:
Mendel was born in __________
What is crossing-over? What are the factors affecting it?
Explain the Term Heredity.
Explain the Term Dominance.
Explain the Term Genotype.
Give Technical Term:
The individuals having dissimilar pairs of genes.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Mendel experimented upon plants of Oryza sativa.
Write the functional activity of the following structure:
Genes
The appearance of new combinations in the F2 generation of a dihybrid cross proves the law of ______.
The percentage of each gamete out of four different types of gametes produced by the F1 dihybrid will be ________.
Which one of the following genotype will yield only one type of gamete?
A normal visioned woman whose father is colourblind married a normal visioned man. What are the probabilities of her sons or daughters to be colourblind? Explain with the help of Punnett square.
Two alternative forms of genes or alleles are located on ______.
How many true breeding pea plant varieties did Mendel select as pairs, which were similar except in one character with contrasting traits?
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)
What is dihybrid cross?
Name any two genetic diseases in humans.
