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प्रश्न
Explain the Term Dominance.
उत्तर
Dominance: The character expressed in first-generation when any two individuals of contrasting characters breed is dominant and the phenomenon is called dominance.
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संबंधित प्रश्न
A cross used to verify the unknown genotype of the F1 hybrid is a ______.
Which phoenomenon gives 2 : 1 ratio instead of 3 : 1 ratio? Describe with graphical representation.
Differentiate Between Homozygous shows Heterozygous.
A pure tall plant (TT) is crossed with a pure dwarf plant (tt).
Draw Punnet squares to show
(1) F2 generation
(2) F2 generation.
Explain the Term Crossing-over.
Explain the term Alleles.
Give Technical Term:
Cell organelle directly involved in genetics.
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.
Write the functional activity of the following structure:
Genes
Write the functional activity of the following structure:
Autosomes
Choose the Odd One Out
Multiple Choice Question
When an individual has both the genes of a contrasting character, it is said to be:
Explain a dihybrid cross with suitable example and checker board method.
The word chromosome was coined by
What is allelomorph?
Explain test cross with suitable example and state its ratios.
Each gamete has only one allele of a gene.
Identify the possible genotypic ratio in F2 generation if a plant producing red flowers (RR) is crossed with another plant of the same species that produces white flower (rr).
How many true breeding pea plant varieties did Mendel select as pairs, which were similar except in one character with contrasting traits?
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)
