Who did propose the first important theory of evolution? Darwin Lamarck Malthus
ID: 167894 • Letter: W
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Who did propose the first important theory of evolution? Darwin Lamarck Malthus Cuvier Which of the following does represent analogous organs? wing of bat and an insect hemoglobin of chimp and human brain of a cat and a dog D Wing of bat and arm of human the retention of sickle cell allele in African and Asian populations where malaria is common is an example of-selection natural B)directional stabling balancing the first eukaryotic cells evolved about - billion years ago 35 1.8 2.1 46 the oldest fossils are - billion years old 4.2 3.1 2.1 3.5 Geological record divided into largest divisions Epochs periods Eons Eras Half-life period of C^34 is 15700 1600 5730 4, 468 billion A possible explanation of question in scientific method is hypothesis prediction conclusion testing Living component interacts with non-living component in ecological unit species population ecosystem community in early earth conditions, membrane bound vesicles without DNA prokaryotic cells viruses protocells bacteria the smallest cells belong to cyanobacteria mycoplasmas chlamydia's proteobacteria the unit of natural selection is population community species proteobacteria in classification similar families join to form higher category order phylum class species in ecosystems energy and nutrients flows, flow flows, cycle cycles, cycle cycles, flow Prokaryotic organisms with in cell walls is bacteria protists fungi Who introduced the 7 categories of classification and binomial nomenclature Darwin Carl Woes Lamarck Cards Linnaeus the biggest mass extinction occurred at the beginning of Mesozoic era. 440 mya 251mya 65mya 542mya Appendages in bacteria help them to transfer genes to a partner flagella none of these an ancestor and majority of its descendants monophyletic polyphyletic all of these Before using molecular data phylogenies were created by studying physical characteristics of organism's developmental stages fossils all of these Similarities in Australian mole and American mole are homology analogy divergent evolution all of theseExplanation / Answer
1) B- lamarck
2) A-wing of bat and insect
3)A-natural selection
4)A- 3.5 billion years ago
5)D- 3.5 billion years old
6) C-eons
7) C-5730 years
8)A-hypothesis
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