What type of biological agent is Riccin classified as?

Ricin is classified as a toxin, which is an important distinction in the context of biological agents. It is derived from the castor bean plant (Ricinus communis) and is known for its highly toxic properties. Unlike bacteria, viruses, and fungi, which are living microorganisms that can reproduce and cause disease in various ways, toxins like ricin do not have the ability to replicate. Instead, they exert their effects by interacting with biological processes, leading to harm. Ricin can inhibit protein synthesis in cells, causing cell death and significant health effects after exposure. Understanding this classification helps in recognizing how ricin may be used in bioterrorism or as a biological weapon, emphasizing the need for proper safety measures and preparedness among hazmat technicians.