Answer:
Morgan worked with the tiny fruit flies,
Drosophila melanogaster, which were found to be suitable for genetical studies
due to the following characteristics
(i) They could be grown on simple
synthetic medium in the laboratory.
(ii) They complete their
life-cycle in about two weeks.
(iii) A single mating could
produce a large number of progeny flies.
(iv) A clear differentiation of
the sexes- the male and female flies are easily distinguishable.
(v)It has many types of
variations (hereditary) that can be seen with low power microscopes.
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