What did ernest everett just accomplish?

Ernest Everett Just was a pioneering African American biologist and educator known for his groundbreaking work in cell Biology and developmental biology. He made significant contributions to the understanding of fertilization and cell division, particularly through his research on the role of the egg's cytoplasm in development. Just's accomplishments include being one of the first to emphasize the importance of the egg in embryonic development, which laid the groundwork for future research in the field. His legacy continues to inspire scientists and advocates for diversity in STEM fields.