Genotype refers to the genetic makeup of a cell. For each individual trait (such as hair or eye color), a cell contains instructions on two alleles, which are alternative forms of the gene obtained from the mother and the father.he genotype of an organism is the genetic code in its cells. This genetic constitution of an individual influences â but is not solely responsible for â many of its traits. The phenotype is the visible or expressed trait, such as hair color.
derÂ·maÂ·toÂ·phyte. A fungus that causes superficial infections of the skin, hair, and/or nails, that is, keratinized tissues. Species of Epidermophyton, Microsporum, and Trichophyton are regarded as dermatophytes, but causative agents of tinea versicolor, tinea nigra, and cutaneous candidiasis are not so classified.erÂ·maÂ·toÂ·phyte. A fungus that causes superficial infections of the skin, hair, and/or nails, that is, keratinized tissues. Species of Epidermophyton, Microsporum, and Trichophyton are regarded as dermatophytes, but causative agents of tinea versicolor, tinea nigra, and cutaneous candidiasis are not so classified.
Histoplasma is a genus of dimorphic fungi commonly found in bird and bat fecal material.Histoplasma contains a few species, includingâ H. capsulatum âthe causative agent of histoplasmosis; and Histoplasma capsulatum var. farciminosum (old term, Histoplasma farciminosum), causing epizootic lymphangitis in horses.Histoplasma capsulatum is most prevalent in the Ohio and Mississippi River valleys.istoplasma is a genus of dimorphic fungi commonly found in bird and bat fecal material.