Question

Which scientist discovered sex determination in Melandrium album?

• A. H. E. Warmke
• B. R. P. Roy
• C. C. B. Bridges
• D. Wilson and Stevens

Answer 1

Answer: (A)

H. E. Warmke

H.E. Warmke discovered sex determination in Melandrium album. It follows XY-XX mechanisms of sex determination wherein male plant is heterogametic and carries “XY” sex chromosome while female plant carries two copies of X-chromosomes (XX).

So, the correct answer is option A.