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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
What is crossing-over? What are the factors affecting it?
Differentiate between genotype and phenotype.
State Mendel’s Law of Dominance.
Explain the Term Mutation.
Explain the Term Heterosome.
Give Technical Term:
A virus with DNA as heredity material.
Give Technical Term:
A single egg was fertilized by a single sperm. But twins derived from that egg were born. What is the name of such type of twins?
Complete the following sentence with appropriate word:
In mammals, the female is homozygous while the male is _________.
Write the functional activity of the following structure:
Genes
Multiple Choice Question
When an individual has both the genes of a contrasting character, it is said to be:
Give any two points of difference between homozygous and heterozygous.
Explain test cross with suitable example and state its ratios.
Hybrid is an offspring from a cross between genetically different parents.
Identify the genotype of peacock.
Identify the genotype of a round seeded tall plant which when crossed with a plant of similar genotype produces the following percentage of phenotypes:
(tall round = 56.25 %, tall wrinkled = 18.75 %, dwarf round = 18.75 %, dwarf wrinkled = 6.25 %.)
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 ______
Which of the following is the number of alleles for blood group in an individual?
How many true breeding pea plant varieties did Mendel select as pairs, which were similar except in one character with contrasting traits?
Name any two genetic diseases in humans.
