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प्रश्न
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?
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उत्तर
Non-identical or fraternal twins
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संबंधित प्रश्न
Which phoenomenon gives 2 : 1 ratio instead of 3 : 1 ratio? Describe with graphical representation.
Differentiate between genotype and phenotype.
A pure tall plant (TT) is crossed with a pure dwarf plant (tt).
Draw Punnet squares to show
(1) F2 generation
(2) F2 generation.
Give the Phenotype of the F2 generation.
Give the Phenotypic and Genotypic ratio of the F2 and F2 generation.
Explain the Term Dominance.
Name the following:
The genetic composition of an organism.
Complete the following sentence with appropriate word:
______is the hereditary unit.
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.
Multiple choice question.
A cross between an individual with an unknown genotype for a trait with recessive plant for that trait is _______.
Multiple choice question.
When F2 phenotypic and genotypic ratios are the same, then it is an example of _______.
Using ______, the production of gametes by the parents, the formation of zygotes, the F1 and F2 plants can be understood.
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 ________.
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?
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)
