Could mold grow inside of a dehumidifier as well? I mean, water is constantly passing the components inside. Or does mold need organic material (such as the pap

Could mold grow inside of a dehumidifier as well? I mean, water is constantly passing the components inside. Or does mold need organic material (such as the paper inside the DIY filter) and thus will not grow on the dehumidifier that consists largely of plastic and metal?