This document summarizes the key characteristics of the fungus Mucor. It belongs to the kingdom Fungi, division Zygomycota, class Mucormycotina, order Mucorales, and family Mucoraceae. Mucor reproduces asexually through fragmentation, sporangiospores, chlamydospores, and oidio spores. It can cause opportunistic infections in immunocompromised individuals, attacking the sinuses, nasal passages, and oral cavity. Treatment involves antifungal therapy such as amphotericin B. Mucor infections have high mortality rates and can rapidly become fatal if not treated promptly.