Molecules are held together by electrons shared between bonded atoms. For example, consider the formation of an H2 molecule from two separate hydrogen atoms: 2 approachinghydrogen atoms(2 H) a hydrogen molecule(H2) As the two atoms approach, each nucleus begins to attract the other atom's electrons.
Definition of Hyphomycetes. in some classifications. : a subclass of fungi coextensive with the order Moniliales or including both the Moniliales and the Mycelia Sterilia.
However, all of these manifestations are formed of the same basic fungal unit, the hypha (plural: hyphae). Hyphae are long tubular structures resembling garden hoses. They have rigid cell walls that may be reinforced by perforated cross-walls called septa (singular: septum).