Number of chromosomes in each cell of fruit fly, Drosophila melanogaster is:
Correct answer: D. 8
- A. 46
- B. 26
- C. 48
- D. 8
Explanation
Drosophila have four pairs of chromosomes i.e. four homologous pairs of chromosomes in female Drosophila whereas three homologous pairs and one non homologous pair of chromosomes in male Drosophila.
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Animal, plant, prokaryotic and eukaryotic cells are compared through their membranes, cell walls, nuclei and cytoplasmic organelles. The work includes the structures and functions of mitochondria, chloroplasts, ribosomes, endoplasmic reticulum, Golgi apparatus and lysosomes, as well as chromosome organization and the distinction between chromatin and chromosomes.
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