Slide 116.1 Prokaryotic life began on a young earth Slide 2 I. The Oldest Fossils A. Stromatolites- are thin layers of rock that contain ancient fossils B.Prokaryotes are…

1.CHAPTER 16 Prokaryotes and Viruses2. PROKARYOTIC LIFE BEGAN ON A YOUNG EARTH Stromatolites are composed of thin layers of sediment pressed tightly together resembling layers…

1 Host defence 2 Innate defence mechanisms 3 Adaptive defence mechanisms 4 Immunity against viruses 6 Immunity against bacteria 8 Immunity against fungi 10 Immunity against…

Chapter 2 SALON ECOLOGY Chapter 2 SFC Chapter 2 Tour: Salon Ecology First Aid Pages 60-62 List simple safety and first-aid applications for minor burns, cuts, choking, eye…

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