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प्रश्न
Explain the Term Variation.
उत्तर
Variation: Occurrence of differences in the progeny of the same parents and individuals of the same species.
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संबंधित प्रश्न
What is a gene? How is it related to heredity?
Give the significance of mutation.
Differentiate Between Homozygous shows Heterozygous.
Give the Phenotype of the F2 generation.
Explain the term Alleles.
Name the following:
The genetic composition of an organism.
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:
Most genetic diseases in man are recessive in character.
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:
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:
Multiple choice question.
When F2 phenotypic and genotypic ratios are the same, then it is an example of _______.
Enlist dominant and recessive characters in pea plant with respect to the position of flower, colour of seed and colour of a pod in tabulated form.
A recessive factor is altered by the presence of a dominant factor.
In a dihybrid cross with contrasting characters, the number of different genotypes obtained in F2 generation are ______.
Identify the genotype of peacock.
Two alternative forms of genes or alleles are located on ______.
Which of the following is the number of alleles for blood group in an individual?
Rewrite the correct form of the statement by changing the first or last word only:
The full complement of DNA of an organism is termed as genetics.
