![Amazon.com: HP ProBook 640 G4 Laptop - 14.0" FHD (1920 x 1080), 8th Gen Intel Core i5-8350U 1.7GHZ, 16GB DDR4 RAM, 256GB SSD, WI-Fi Windows 10 Pro (Renewed) : Electronics Amazon.com: HP ProBook 640 G4 Laptop - 14.0" FHD (1920 x 1080), 8th Gen Intel Core i5-8350U 1.7GHZ, 16GB DDR4 RAM, 256GB SSD, WI-Fi Windows 10 Pro (Renewed) : Electronics](https://m.media-amazon.com/images/I/61twpKFLKbL._AC_UF894,1000_QL80_.jpg)
Amazon.com: HP ProBook 640 G4 Laptop - 14.0" FHD (1920 x 1080), 8th Gen Intel Core i5-8350U 1.7GHZ, 16GB DDR4 RAM, 256GB SSD, WI-Fi Windows 10 Pro (Renewed) : Electronics
![Amazon.com: SAMSUNG Odyssey G4 Series 25-Inch FHD Gaming Monitor, IPS, 240Hz, 1ms, G-Sync Compatible, AMD FreeSync Premium, HDR10, Ultrawide Game View, DisplayPort, HDMI, Fully Adjustable Stand (LS25BG402ENXGO) : Electronics Amazon.com: SAMSUNG Odyssey G4 Series 25-Inch FHD Gaming Monitor, IPS, 240Hz, 1ms, G-Sync Compatible, AMD FreeSync Premium, HDR10, Ultrawide Game View, DisplayPort, HDMI, Fully Adjustable Stand (LS25BG402ENXGO) : Electronics](https://m.media-amazon.com/images/I/81rOxOpLG1L._AC_UF894,1000_QL80_.jpg)
Amazon.com: SAMSUNG Odyssey G4 Series 25-Inch FHD Gaming Monitor, IPS, 240Hz, 1ms, G-Sync Compatible, AMD FreeSync Premium, HDR10, Ultrawide Game View, DisplayPort, HDMI, Fully Adjustable Stand (LS25BG402ENXGO) : Electronics
![Amazon.com: SAMSUNG Odyssey G4 Series 25-Inch FHD Gaming Monitor, IPS, 240Hz, 1ms, G-Sync Compatible, AMD FreeSync Premium, HDR10, Ultrawide Game View, DisplayPort, HDMI, Fully Adjustable Stand (LS25BG402ENXGO) : Electronics Amazon.com: SAMSUNG Odyssey G4 Series 25-Inch FHD Gaming Monitor, IPS, 240Hz, 1ms, G-Sync Compatible, AMD FreeSync Premium, HDR10, Ultrawide Game View, DisplayPort, HDMI, Fully Adjustable Stand (LS25BG402ENXGO) : Electronics](https://m.media-amazon.com/images/I/71p8ufdMqXL._AC_UF894,1000_QL80_.jpg)
Amazon.com: SAMSUNG Odyssey G4 Series 25-Inch FHD Gaming Monitor, IPS, 240Hz, 1ms, G-Sync Compatible, AMD FreeSync Premium, HDR10, Ultrawide Game View, DisplayPort, HDMI, Fully Adjustable Stand (LS25BG402ENXGO) : Electronics
![G-quadruplex structural variations in human genome associated with single-nucleotide variations and their impact on gene activity | PNAS G-quadruplex structural variations in human genome associated with single-nucleotide variations and their impact on gene activity | PNAS](https://www.pnas.org/cms/10.1073/pnas.2013230118/asset/9cddae10-6e44-40f9-9f7b-88a78fa56b84/assets/images/large/pnas.2013230118fig01.jpg)