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Question
How many linkage groups are present in Drosophila melanogaster?
Solution
4 linkage groups are present in Drosophila melanogaster.
RELATED QUESTIONS
Answer the following question.
Explain linkage and recombination as put forth by T.H. Morgan based on his observations with the Drosophila melanogaster crossing experiment.
All the linked genes in a particular chromosome, constitute a ____________.
The distance between the genes is measured by ______.
The contrasting pairs of factors in Mendelian crosses are called ______.
Two dominant non-allelic genes are 50 map units apart. The linkage is ______.
A fruit fly heterozygous for sex-linked genes, is mated with normal female fruit fly. Male specific chromosome will enter egg cell in the proportion ______.
Crossing over in diploid organism is responsible for ______.
In a given plant, red colour (R) of fruit is dominant over white fruit (r); and tallness (T) is dominant over dwarfness (t). If a plant with genotype RRTt is crossed with a plant of genotype rrtt, what will be the percentage of tall plants with red fruits in the next generation?
Two crosses between the same pair of genotypes or phenotypes in which the sources of the gametes are reversed in one cross, is known as ______.
Which of the following statement is correct?
