Which model organisms provided valuable data in early studies of chromosomal inheritance? (Select all correct choices)

Question

Quizplus · Accepted Answer

Sea urchins and roundworms such as Ascaris were commonly used as model organisms in early studies of chromosomal inheritance. In fact, Ascaris was particularly useful because it has a small number of very large chromosomes that can be easily observed under a microscope. Humans and laboratory mice, on the other hand, were not as widely used in these early studies, although they have since become important model organisms for genetic research.

Which Model Organisms Provided Valuable Data in Early Studies of Chromosomal