Fungal growth refers to the process by which fungi, a group of organisms that includes molds, yeasts, and mushrooms, reproduce and expand. Fungi thrive in various environments, often in damp and nutrient-rich areas. They grow by producing spores, which can spread through air, water, or contact with other surfaces. Fungi play a crucial role in ecosystems by decomposing organic matter, recycling nutrients, and forming symbiotic relationships with plants, such as mycorrhizae. However, some fungi can also cause diseases in plants, animals, and humans, highlighting the importance of understanding their growth patterns and impacts.