1. Md. Kabiul Akhter Ali VBD Consultant, PH Wing 2. World Health Day is celebrated on 7 April every year to mark the anniversary of the founding of WHO in 1948 We are all…
Slide 1Figure 5.1 (a) Charles Darwin. (b) Branching diagram of phylogeny, the only illustration in On the Origin of Species (1859). It shows how two species, A and I, branch…
Slide 1Left lower lobe, mass forming lesion with necrosis and pneumonia Slide 2 Left lower lobe, mass forming lesion (black arrow) with necrotic cysts or cavities (red arrows)…
List of malacologists American malacologists at a Washington meeting in 1914. Bryant Walker (1856-1936) (back left), George Hubbard Clapp (1858–1949), Truman Heminway Aldrich…
Slide 1Removal of the Marvel Slab reopens section of the Cahaba River Photos Courtesy of Paul Freeman, The Nature Conservancy BEFORE (October 15, 2004) AFTER (October 30,…
Slide 1 1 Chapter 25: Phylogeny and Systematics Valuable Information Can Be Derived From Classifying Organisms A parasitic flatworm, Schistosoma, causes a blood infection…