Which of the Following Discovered Chromosomes in the Second Half

Question

Which of the following discovered chromosomes in the second half of the nineteenth century?
A) Thomas Morgan
B) Calvin Bridges
C) W. Waldeyer
D) Gregor Mendel
E) Edmund Beecher Wilson

Accepted Answer

W. Waldeyer discovered chromosomes in 1888 while studying cells under a microscope. The other options are all famous geneticists but did not discover chromosomes. Mendel is known for his work on inheritance in pea plants, Morgan and Bridges conducted important genetic studies in fruit flies, and Wilson is known for his work on cell biology and embryology.