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Question
How many linkage groups are present in Drosophila melanogaster?
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Solution
4 linkage groups are present in Drosophila melanogaster.
RELATED QUESTIONS
What is criss-cross inheritance?
Answer the following question.
British geneticist R.C. Punnett developed a graphical representation of a genetic cross called “Punnett Square”. Mention the possible result this representation predicts of the genetic cross carried.
Differentiate between complete and incomplete linkage.
Analyse the following statements with respect to complete sex linkage and select the correct option.
- It is exhibited by genes located on non-homologous regions of X and Y chromosomes
- Y-linked trait is hypertrichosis.
- X-linked traits are haemophilia, red-green colour blindness, myopia (near sightedness).
Which of the following will not result in variations among siblings?
Mr. Kapoor has Bb autosomal gene pair and d allele sex-linked. What shall be proportion of Bd in sperms?
The following are results of crossing a female fly (AaBb) with a male fly (aabb).
- AaBb 1005
- aabb 1000
- Aabb 200
- aaBb 210
Which two genotypes are the recombinant offspring?
Linkage groups can be separated during ______ in meiosis.
Which of the following statement is correct?
T. H. Morgan used ______ for his experiments in linkage.
