Final answer:
Malassezia is a genus of fungi that can cause dandruff and other skin conditions. It is naturally found on the skin but can overgrow and cause flaky skin on the scalp. Factors such as excess oil production or a weakened immune system can contribute to the development of dandruff.
Step-by-step explanation:
Malassezia is a genus of fungi that is commonly associated with dandruff, a condition characterized by flaky skin on the scalp. These fungi are naturally found on the skin of humans and animals, but they can overgrow and cause dandruff when certain factors, such as an overproduction of oil on the scalp or a weakened immune system, are present. The Malassezia fungi can also lead to other skin conditions like seborrheic dermatitis.