Transparency Master – Vocabulary Definitions Autotrophs – organisms that produce their own food Binary fission – reproductive method used by bacteria Chlorophyll – green pigment in autotrophs that is used to manufacture food Decomposer – heterotrophs that break down dead matter to release nutrients Dicot – plants with 2 cotyledons, and petals in groups of 4 or 5 Eukaryote – organisms with a distinct nucleus Heterotrophs – organisms that cannot produce their own food Hyphae – thread-like branching filaments that are the basic structure in a fungus Monocot – plants with 1 cotyledon and petals in groups of 3 Motile – capable of motion Multicellular – composed of more than one cell Mycelium – mass of hyphae that grows into the food source and forms the body of the fungus Parasitic – an organism that lives off another to the detriment of its host Prokaryote – organisms without a distinct nucleus Unicellular – organisms composed of only 1 cell Vascular tissue – tissue used in plants to transport food and water