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प्रश्न
Explain the Term Genotype.
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उत्तर
Genotype: The genetic composition of an organism is called a genotype.
संबंधित प्रश्न
A heterozygous tall plant of pea is crossed with a dwarf plant of pea.
Calculate the phenotypic ratio of the progeny.
Explain the Term Dominance.
Name the following:
The study of heredity and variation.
Give Technical Term:
Transmits characteristics from parents to offsprings.
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 physical expression of genes is called _________.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Mutation can be brought about artificially.
Write the functional activity of the following structure:
Genes
Multiple Choice Question
A cross was made between tall and dwarf plants. In F1 generation all plants were tall, when the F1 plants were selfed, the tall and dwarf plants appeared in a 3 : 1 ratio in the F2 generation. This phenomenon is known as:
The word chromosome was coined by
What is allelomorph?
Give any two points of difference between homozygous and heterozygous.
Explain test cross with suitable example and state its ratios.
Alleles refer to ____________.
Which one of the following genotype will yield only one type of gamete?
Two alternative forms of genes or alleles are located on ______.
An indvidual of genotype, Aa Bb Cc Dd is used in test cross. How many different phenotypes can appear in this progeny?
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.
