Question

Wilson detected colour blindness in.

• A. $1921$
• B. $1911$
• C. $1910$
• D. $1914$

Answer 1

The correct option is C $1910$

The discovery that sex-linked inheritance in Drosophila was due to genes borne on the X-chromosome was made by T. H. Morgan in 1910, and soon afterward Wilson suggested a similar chromosomal basis for the observed inheritance of color blindness in man.

So, the correct answer is '1910'.