General Studies Biology | The ancient bacteria present till date are
1. Valves in human veins were discovered by1) William Harvey2) Marcello Malpighi3) Girolamo Fabrici4) Rene Laennec2. Modified stems among the following are..1) Ginger, Carrot2) Carrot, Turmeric3) Radish, Carrot4) Garlic, Potato3.…