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प्रश्न
Do you think Mendel’s laws of inheritance would have been different if the characters that he chose were located on the same chromosome.
उत्तर
If Mendel choose characters that were located on the same chromosome then Mendel would not find the law of independent assortment.
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संबंधित प्रश्न
In a homozygous pea plant, axial flowers (A) are dominant over terminal flowers (a).
(i) What is the phenotype and genotype of the F1 generation if a plant bearing pure axial flowers is crossed with a plant bearing pure terminal flowers?
(ii) Draw a Punnett square board to show the gametes and offsprings when both the parent plants are heterozygous for axial flowers.
(iii) What is the phenotypic ratio and genotypic ratio of the above cross shown in (ii)?
(iv) State Mendel’s Law of Dominance.
(v) Name two genetic disorders commonly seen in human males.
Define the following:
Homozygous
The 9 : 3 : 3 : 1 dihybrid ratio is due to ______.
Why law of segregation is also called the law of purity of gametes?
Which one of the following characters studied by Mendel in garden pea was found to be dominant?
What is the probability of production of dwarf offsprings in a cross between two heterozygous tall pea plants?
Two pea plants one with round green seeds (RRyy) and another with wrinkled yellow (rrYY) seeds produce F1 progeny that have round, yellow (RrYy) seeds. When F1 plants are selfed, the F2 progeny will have new combination of characters. Choose the new combination from the following
- Round, yellow
- Round, green
- Wrinkled, yellow
- Wrinkled, green
If two pea plants having red (dominant) coloured flowers with unknown genotypes are crossed, 75% of the flowers are red and 25% are white. The genotypic constitution of the parents having red coloured blowers will be:
A person has to perform crosses for the purpose of studying inheritance of a few traits/characters. What should be the criteria for selecting the organisms?
