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प्रश्न
From the list given below, select the character which can be acquired but not inherited
पर्याय
colour of eye
colour of skin
size of body
nature of hair
उत्तर
size of body
Explanation -
The size of the body of an organisms increases or decreases based on the availability of the food and results from the changes in the non-reproductive tissues. So, these changes cannot be passed on to the next generation. So, it is an acquired character.
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संबंधित प्रश्न
Two heterozygous parents are crossed. If the two loci are linked what would be the distribution of phenotypic features in F1 generation for a dihybrid cross?
What is a dihybrid cross? How did Mendel perform this cross?
State Mendel’s law of Independent Assortment.
Multiple Choice Question
When two individuals differing in at least one character are crossed, the process is known as:
The physical expression of a gene is called ______.
Explain with an example the inheritance of the dihybrid cross. How is it different from monohybrid cross?
Select the correct statement from the ones given below with respect to dihydrid cross
Define Genetics.
Explain the law of dominance in a monohybrid cross.
A cross between two tall plants resulted in offspring having few dwarf plants. What would be the genotypes of both the parents?
In a dihybrid cross, if you get 9:3:3:1 ratio it denotes that ______.
Two linked genes a and b show 20% recombination. The individuals of a dihybrid cross between ++ /++ × ab/ab shall show gametes ______.
The process of mating between closely related individuals is ______.
According to the evolutionary theory, formation of a new species is generally due to
Two pea plants - one with round yellow seeds (RRYY) and another with wrinkled green (rryy) seeds produce F1 progeny that have round, yellow (RrYy) seeds.
When F1 plants are self-pollinated, which new combination of characters is expected in F2 progeny? How many seeds with these new combinations of characters will be produced when a total 160 seeds are produced in F2 generation? Explain with reason.
Which one of the following genetic ratios will be obtained in a dihybrid test cross:
Which of the following statement is not correct for two genes that show 50% recombination frequency?
Mendel's law of independent assortment is based on F2 ratio of:
