Keywords for the first topic Flashcards
Algae
Photosynthetic protoctists. Mostly unicellular, some multicellular forms (seaweed)
Bacteria
Singular Bacterium
small single-celled organisms with no nucleus
Chitin
Substance that makes up the cell well of fungi and the outside skeleton of insects
Chloroplasts
An Organelle found in some plant cells. The site of the reactions of photosynthesis
Eukaryotic
Cells that have a nucleus (not bacteria)
Flagella
A tail-like structure that beats from side to side, producing movement
Glycogen
The same as starch but for animals and fungi. Found in liver and muscles
Hyphae
Singular Hypha
Thread-like filaments of cells in fungi.
Multicellular
Composed of many cells
Mycelium
Network of fungal Hyphae
Pathogen
An organism that causes disease
Plasmid
Small circular piece of DNA found in bacteria used in genetic engineering
Prokaryotic
Cells of bacteria, which are small and lack a nucleus or membrane-bound organelles
Protoctist
A mixed group of Eukaryotic organisms that are not plants, animals nor fungi. Mostly unicellular species
Protozoa
‘Animal-like’ species of protoctists
Saprotrophic
Type of nutrition where dead organic material is digested outside the body of the organism by extracellular enzymes. Carried out by fungi and most bacteria
Starch
A polysaccharide of glucose that acts as a storage carbohydrate in plants
Unicellular
Composed of a single cell
Virus
Very small microorganisms that are not composed of cells. Virus particles consist of a genetic material (DNA or RNA) surrounded by a protein coat.
