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Among zebrafish, the eyes have it. Inside them is a mosaic of light-sensitive cells whose structure and functions are nearly identical to those of humans. There, biologists at The Florida State University discovered a gene mutation that determines if the cells develop as rods (the photoreceptors responsible for dim-light vision) or as cones (the photoreceptors needed for color vision). Described in a paper published in the Proceedings of the National Academy of Sciences (PNAS), the landmark...
- The offense of persistently instigating lawsuits, typically groundless ones.
- An unlawful breach of duty on the part of a ship's master or crew resulting in injury to the ship's owner.
- Sale or purchase of positions in church or state.