1 Both gram negative and gram positive bacteria produce exotoxins while endotoxins are produced by gram negative bacteria. 2  Endotoxins cannot act as enzymes, but exotoxins can act as enzymes.  Endotoxins are a part of the outer membrane of cell wall, whereas exotoxins are extracellular component.
Amazon announced the Kindle Oasis on April 13, 2016, and it was released on April 27, 2016 worldwide. The Kindle Oasis is available in Wi-Fi ($290 ad-supported, $310 no ads) and Wi-Fi + 3G ($360 ad-supported, $380 no ads) models. The Oasis has a 6-inch, 300 ppi E Ink Carta HD display with ten LEDs.
Open Access Same-Time Information System. The Open Access Same-Time Information System (OASIS), is an Internet-based system for obtaining services related to electric power transmission in North America. It is the primary means by which high-voltage transmission lines are reserved for moving wholesale quantities of electricity.