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C 4 carbon fixation or the Hatch–Slack pathway is one of three known photosynthetic processes of carbon fixation in plants. It owes the names to the 1960s discovery by Marshall Davidson Hatch and Charles Roger Slack. [1] C 4 fixation is an addition to the ancestral and more common C 3 carbon fixation.
The Office of Special Counsel (OSC) is a permanent investigative and prosecutorial agency that operates a secure channel for federal whistleblower disclosures, protects federal employees from reprisal for whistleblowing, and enforces the restrictions of the Hatch Act on partisan political activity by government employees.
Charles Roger Slack FRS FRSNZ (22 April 1937 – 24 October 2016) was a British-born plant biologist and biochemist who lived and worked in Australia (1962–1970) and New Zealand (1970–2000). In 1966, jointly with Marshall Hatch , he discovered C4 photosynthesis (also known as the Hatch Slack Pathway).
The pineapple is an example of a CAM plant.. Crassulacean acid metabolism, also known as CAM photosynthesis, is a carbon fixation pathway that evolved in some plants as an adaptation to arid conditions [1] that allows a plant to photosynthesize during the day, but only exchange gases at night.
Hatch was born in Perth, Western Australia to Alice (née Dalziell) and Lloyd Davidson Hatch. His father was an accountant and the family moved to Sydney in 1947. His primary education was at Applecross Primary School and he then had a year of high school at Wesley College before moving east.
Karine Jean-Pierre and Andrew Bates took actions that were "contrary" to guidance on complying with a law designed to limit how officials engage in elections, the U.S. Office of Special Counsel said.
Hatch-Waxman amended the Federal Food, Drug, and Cosmetic Act. Section 505(j) of the Act, codified as 21 U.S.C. § 355(j), outlines the process for pharmaceutical manufacturers to file an Abbreviated New Drug Application (ANDA) for approval of a generic drug by the Food and Drug Administration (FDA). [4]
In politics of the United States, "fourth branch of government" is an unofficial term referring to groups or institutions perceived variously as influencing or acting in the stead of the three branches of the US federal government defined in the Constitution of the United States (legislative, executive and judicial). [1]