What were Ernest Just achievements?

Ernest Just was a pioneering African American biologist and educator, known for his groundbreaking work in cell Biology and embryology. He was the first African American to earn a Ph.D. in zoology from the University of Chicago in 1916 and made significant contributions to understanding fertilization and cell development. Just also advocated for the inclusion of African Americans in scientific research and education, helping to promote diversity in the field. His legacy includes the establishment of the Ernest Everett Just Circle, which honors his contributions and mentorship in the sciences.