Chapter 19 Bacteria and Viruses. 19-1 Bacteria The invention of the microscope opened our eyes to the hidden, living world around us Microscopic life.
Aim: How do pathogens infect plants and animals? 5.2b Viruses, bacteria, fungi and other parasites may infect plants and animals and interfere with normal.
Bacteria and viruses
Trachoma
What are prokaryotic cells? Single-celled bacteria and archaeans No nucleus or membrane-bound organelles Smallest, most widely distributed, numerous, and.
End Show Slide 1 of 40 Understanding Viruses Copyright Pearson Prentice Hall.
Chapter 19 Bacteria and Viruses 19-1: Bacteria. Recently prokaryotes were split into two different groups; eubacteria and archaebacteria Bacteria are.
Test Review YOU CAN DO IT!!!! YES U CAN. Bacteria Can be good - Can be bad- Is a prokaryote NO NUCLEUS no organelles Divides by binary fission The.
Viruses Virus – Latin for “toxin or poison” Particles of nucleic acid, protein, and sometimes lipids Enter living cells and use the cell to produce more.
Viruses What human diseases can you name that are caused by viruses?
Chapter 17
Biology Virus Notes. 2 Are Viruses Living or Non-living? Viruses are both and neither They have some properties of life but not others For example, viruses.
