Chapter 1. Biologists and Their Contribution; Classification of Animals - Biology, Civil Services UPSC Notes | EduRev
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Biologists & Their Contribution
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| Coined the term ‘cell’ |
| Robert Hooke |
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| 2. |
| Binomial nomenclature |
| Carolus Linnaeus |
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| 3. |
| One gene one enzyme hypthesis |
| Beadle & Tatum |
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| Operon Concept |
| Jacob & Monod |
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| Jumping Genes concept |
| Dr. McClintock |
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| Human Blood Groups |
| Karl Landsteiner |
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| Fluid Mosaic Model |
| Singer & Nicholson |
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| Classification of Animals |
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| Types of Invertebrates |
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| Placozoa |
| Single species identified as Trichoplax adherens. |
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| Porifera |
| Sponges |
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| Coelenterata | Coral, hydra, jellyfish, Portuguese man-of-war, sea anemone | |||||||||
| (cnidaria) |
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| Platyhelminthes | Flatworms, flukes, tapeworms |
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| Nematoda or | Ascarids, vinegar eels, cyst nematodes, Pinworms, roundworms hookworms | |||||||||
| Aschelminthes |
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| Annelida |
| Lugworms, earthworms, leeches |
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| Arthropoda | Crustaceans: prawn, shrimp |
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| Insects: butterfly, housefly, mosquito, cockroach |
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| Arachnids: Scorpion, wolf spider, King Crab |
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| Myriapods: Centipede, Millipede |
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| Mollusca |
| Chitons, oysters, snails, clams, squid |
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| Echinodermata | Star fish, brittle stars, sea urchins, sand dollars, sea cucumbers | |||||||||
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| Chordata |
| Divided into Hemichordata (tongue worm), Urochordata, Cephalanchordata, | ||||||||
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| Gnathastomata. |
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| Types of Vertebrates |
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| Jawless fishes (Agnatha) | Hagfish, lamprey |
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| Cartilaginous fishes |
| Sharks, skates, rays, chimaeras |
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| Bony fishes |
| Sturgeon, herring, salmon, perch, cod, coelacanth |
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| Amphibians |
| Frogs and toads, salamanders, newts, caecilians |
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| Reptiles |
| Snakes, crocodiles, alligators, lizards, turtles, tortoises |
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| Birds (Aves) |
| Penguin, flamingo, eagle, turkey, thrush, parrot |
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| Mammals |
| Platypus, kangaroo, bat, lion, wolf, mouse, seal, antelope, cow, dolphin, |
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| whale, lemur, monkey, ape, human |
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