morula. embryo cell consisting of 16 cells in a solid ball contained within the zona pellucida. stage of segmentation of a fertilized ovum. Human embryonic development. Vector illustration
Imagen Disponible en Alta Resolución, Descarga inmediata
small: 571 x 618 Pixels, medium: 987 x 1068 Pixels, large: 1667 x 1804 Pixels, x_large: 3036 x 3287 Pixels, xx_large: 4000 x 4331 Pixels,