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प्रश्न
Multiple Choice Question
Genetics is a branch of biology dealing with:
पर्याय
Heredity in living beings
Variation in living beings
Both heredity and variation
None of these
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उत्तर
Both heredity and variation
APPEARS IN
संबंधित प्रश्न
A cross used to verify the unknown genotype of the F1 hybrid is a ______.
Choose the correct answer:
Mendel was born in __________
A pure tall plant (TT) is crossed with a pure dwarf plant (tt).
Draw Punnet squares to show
(1) F2 generation
(2) F2 generation.
Name the following:
The study of heredity and variation.
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 _________.
Choose the Odd One Out
Choose the Odd One Out
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:
Hybrid is an offspring from a cross between genetically different parents.
Identify the genotype of peacock.
Alleles refer to ____________.
A pea plant with the genotype YyRr is crossed with another pea plant with the genotype yyrr. The expected phenotypic ratio of individuals formed will be ______
During a dihybrid cross with contrasting characters in the F2 generation, parental genotypes will appear in ______.
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)
A pair of corresponding chromosomes of the same shape, size and one from each parent is called ______.
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.
