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प्रश्न
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.
विकल्प
True
False
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उत्तर
True
APPEARS IN
संबंधित प्रश्न
The phenotypic ratio of incomplete dominance is ______.
Which phoenomenon gives 2 : 1 ratio instead of 3 : 1 ratio? Describe with graphical representation.
What is crossing-over? What are the factors affecting it?
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 Alleles.
Name the following:
The genetic composition of an organism.
Write the functional activity of the following structure:
Genes
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.
In a dihybrid cross, F2 generation offsprings show four different phenotypes while the genotypes are _______.
Multiple choice question.
When F2 phenotypic and genotypic ratios are the same, then it is an example of _______.
Enlist dominant and recessive characters in pea plant with respect to the position of flower, colour of seed and colour of a pod in tabulated form.
A recessive factor is altered by the presence of a dominant factor.
Hybrid is an offspring from a cross between genetically different parents.
An indvidual of genotype, Aa Bb Cc Dd is used in test cross. How many different phenotypes can appear in this progeny?
Define the following term:
Gene
