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प्रश्न
What is a dihybrid cross? How did Mendel perform this cross?
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उत्तर
Dihybrid Cross: A cross between two parents taking into consideration alternative traits of two different characters. For example, a cross between a round and yellow seed-bearing plant with wrinkled and green seed-bearing plant.
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संबंधित प्रश्न
Complete the following sentence with appropriate word:
A character that is suppressed is _________.
The physical expression of a gene is called ______.
Select the correct statement from the ones given below with respect to dihydrid cross
Which Mendelian idea is depicted by a cross in which the F1 generation resembles both the parents
Select the period for Mendel’s hybridization experiments
What are the reasons for Mendel’s successes in his breeding experiment?
In the F2 generation of a Mendelian dihybrid cross the number of phenotypes and genotypes are ______.
Assertion: When the two genes in a dihybrid cross are situated on the same chromosome, the proportion of parental gene combinations is much higher than the nonparental type.
Reason: Higher parental gene combinations can be attributed to crossing over between two genes.
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 of the following was NOT cited as a reason for the initial rejection of Mendel's work by the scientific community?
