Melvin Ellis Calvin / Brit Scottish Botanist / Robert Brown / Peter J Allen / George Emil Palade / Gary Ruvkun / Arabidopsis So / Ellis Mendel McClintock Albert Lasker / Gregor Mendel / John Ellis English Botanist / Matthias Schleiden / Programmed Cell Death / Albert Claude Christian de Duve George / David Baulcombe / Theodor Schwann / Robert Hook / Barbara McClintock Maize Genetics / David C. Baulcombe / /