Multiple choice general knowledge science & technology kidney shaped WBC cell is eosinophil basophil lympocyte monocyte Reveal answer Fill a bubble to check yourself D Correct answer Explanation Monocytes are the largest type of white blood cell and are characterized by a large, eccentric, kidney-shaped or bean-shaped nucleus. Eosinophils usually have bilobed nuclei, and lymphocytes have large, round nuclei that fill most of the cell.