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प्रश्न
Explain the Term Mutation.
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उत्तर
Mutation: Any change brought about into the genetic composition through external or internal factors.
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संबंधित प्रश्न
Which phoenomenon gives 2 : 1 ratio instead of 3 : 1 ratio? Describe with graphical representation.
What is a gene? How is it related to heredity?
Differentiate Between Homozygous shows Heterozygous.
Give Technical Term:
The individuals having dissimilar pairs of genes.
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:
In mammals, the female is homozygous while the male is _________.
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.
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.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
A female is responsible for the sex of the progeny.
Multiple Choice Question
Genetics is a branch of biology dealing with:
Multiple choice question.
When F2 phenotypic and genotypic ratios are the same, then it is an example of _______.
The percentage of each gamete out of four different types of gametes produced by the F1 dihybrid will be ________.
During a dihybrid cross with contrasting characters in the F2 generation, parental genotypes will appear in ______.
Two alternative forms of genes or alleles are located on ______.
Which one of the following character is recessive in case of a pea plant?
A pair of corresponding chromosomes of the same shape, size and one from each parent is called ______.
Define the following term:
Gene
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.
