Final answer:
Fungi like Candida, Cryptococcus, and Aspergillus possess virulent attributes enabling them to cause diseases such as candidiasis, cryptococcosis, and various allergic reactions and infections.
Step-by-step explanation:
Fungi can produce virulence factors similar to those found in bacteria, enabling them to cause diseases in humans and other organisms. Some fungi with virulent attributes include Candida, which can cause candidiasis and thrush; Cryptococcus, known to cause cryptococcosis and meningitis due to its protective capsule; and Aspergillus, which can lead to various allergic reactions and infections due to its conidia. These pathogenic fungi exhibit virulence through mechanisms such as the production of toxins, the ability to evade the host's immune system, and by their capacity to invade and damage host tissues.