Types of pathogens 0.0 / 5 ? BiologyMicrobiology and fungiA2/A-levelOCR Created by: IndigooCreated on: 20-02-17 13:21 What is a pathogen? -Causes communicable diseases -Within but can be between species, and vectors transfer them. 1 of 14 Name the four types of Pathogen Bacteria, Virus, Fungi and Protoctista 2 of 14 Two common features of Bacteria -Prokaryotic -Loose DNA 3 of 14 Three methods of attack (Bacteria) -Produce toxins -Breaking down Host cell membrane -Changing Host DNA so it cannot divide 4 of 14 Three diseases caused (Bacteria) -TB -Bacterial meningitis -Ring rot 5 of 14 Two common features of Viruses -RNA -No ribosomes, is it even alive? 6 of 14 Three methods of attack (Viruses) -Takes over cell metabolism -Virus DNA into Host DNA, make more virus 7 of 14 Three diseases caused (Viruses) -HIV/AIDS -Influenza -Tobacco mosaic virus 8 of 14 One common feature of Fungi -Eukaryotic 9 of 14 Two methods of attack (Fungi) -Digest living cells -Produce toxins that affect host cells 10 of 14 Three diseases caused (Fungi) -Black sigatoka -Ring worm -Athletes foot 11 of 14 Two common features of protoctista -Eukaryotic -Own genetic material 12 of 14 Three methods of attack (protoctista) -Take over host cells and break them down -Digest and utilise host cell contents 13 of 14 Two diseases caused (protoctista) -Malaria -Potato/Tomato Late Blight 14 of 14
Comments
No comments have yet been made