chap 9 infectious diseases in humans

• how are infectious diseases spread ?

  • droplets in the air
  • direct contact
  • contaminated food and water
• what are infectious diseases caused by?

  pathogens
• what are non- infectious diseases caused by ?

  • inherited
  • lifestyle
  • environment
• what is 1 ?

  cell wall

  
• what is 2 ?

  cell membrane

  
• what is 3 ?

  ribosomes

  
• what is 4 ?

  flagellum

  
• what is 5 ?

  plasmid

  
• what is 6 ?

  cytoplasm

  
• what is 7 ?

  DNA

  
• what is 1 ?

  protein coat

  
• what is 2 ?

  genetic material