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प्रश्न
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?
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उत्तर
Identical or monozygotic twins
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संबंधित प्रश्न
A heterozygous tall plant of pea is crossed with a dwarf plant of pea.
Calculate the phenotypic ratio of the progeny.
Give the Phenotype of the F2 generation.
Explain the Term Dominance.
Name the following:
The study of heredity and variation.
Name the following:
The genetic composition of an organism.
Give Technical Term:
A virus with DNA as heredity material.
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:
______is the hereditary unit.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
DNA has a double-helical structure.
Choose the Odd One Out
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:
Explain a dihybrid cross with suitable example and checker board method.
Which one of the following is back cross?
The word chromosome was coined by
Each gamete has only one allele of a gene.
The appearance of new combinations in the F2 generation of a dihybrid cross proves the law of ______.
Which one of the following genotype will yield only one type of gamete?
How many true breeding pea plant varieties did Mendel select as pairs, which were similar except in one character with contrasting traits?
What is dihybrid cross?
