Human sperm cell, coloured scanning electron micrograph (SEM). — Stock photos

"Human sperm cell, coloured scanning electron micrograph (SEM)." is an authentic stock image by ScienceRF. It’s available in the following resolutions: 1389 x 1600px, 2257 x 2600px, 3970 x 4574px. The minimum price for an image is 49$. Image in the highest quality is 3970 x 4574px, 300 dpi, and costs 449$.