300 dpi: (d1891-1.jpg)
640 pixels wide: (d1891-1.jpg)
![]() Image Number D1891-1 |
Microbiologist Ilenys Pérez-Díaz uses spectrophotometry to examine loss of yellow coloring in a sample of cucumber brine.
Photo by Peggy Greb.
300 dpi: (d1891-1.jpg)
640 pixels wide: (d1891-1.jpg)
![]() Image Number D1891-1 |
Microbiologist Ilenys Pérez-Díaz uses spectrophotometry to examine loss of yellow coloring in a sample of cucumber brine.
Photo by Peggy Greb.