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Question
In a test cross involving F1 dihybrid flies, more parental type offspring were produced than the recombination type offspring. This indicates
Options
The two genes are located on two different chromosomes
Chromosomes failed to separate during meiosis
The two genes are linked and present on the same chromosome
Both of the characters are controlled by more than one gene
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Solution
The two genes are linked and present on the same chromosome
RELATED QUESTIONS
Under which conditions does the law of independent assortment hold good and why?
Which Mendelian idea is depicted by a cross in which the F1 generation resembles both the parents
What is back cross?
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 ______.
Mendel’s last law is ______.
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.
Do genetic combination of mothers play a significant role in determining the sex of a new born?
During which time period did Gregor Mendel conduct his systematic hybridisation experiments on pea plants?
In what year was Mendel's work independently rediscovered by multiple scientists?
