Which of the Following Organisms is Best Known for Its

Question

Which of the following organisms is best known for its polytene chromosomes?
A) C. elegans
B) Drosophila
C) Human kidney cells
D) Human liver cells
E) None of these

Accepted Answer

Drosophila is the best known organism for its polytene chromosomes, which are highly condensed and visible under a microscope. The banding pattern of these chromosomes has been extensively studied and used for genetic mapping and analysis.