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27 de abr. de 2024 · The Mesozoic was a time of geologic and biological transition. During this era the continents began to move into their present-day configurations. A distinct modernization of life-forms occurred, partly because of the demise of many earlier types of organisms.
- Batholiths
batholith, large body of igneous rock formed beneath the...
- Sevier Orogeny
Sevier orogeny, a mountain-building event that produced the...
- Solnhofen Limestone
Solnhofen Limestone, famous Jurassic Period limestone unit...
- Plutonic
pluton, body of intrusive igneous rock the size,...
- Coccolithophores
coccolith, minute calcium carbonate platelet or ring...
- Marine Sediments
marine sediment, any deposit of insoluble material,...
- Andesites
andesite, any member of a large family of rocks that occur...
- Paleomagnetism
remanent magnetism, the permanent magnetism in rocks,...
- Batholiths
23 de abr. de 2024 · Evolution, theory in biology postulating that the various types of living things on Earth have their origin in other preexisting types and that the distinguishable differences are due to modifications in successive generations. The theory of evolution is one of the fundamental keystones of modern biological theory.
5 de may. de 2024 · Biophilia hypothesis, idea that humans possess an innate tendency to seek connections with nature and other forms of life. The term biophilia was used by German-born American psychoanalyst Erich Fromm and was later popularized by American biologist Edward O. Wilson.
30 de abr. de 2024 · Evolutionary biology is a subdiscipline of the biological sciences concerned with the origin of life and the diversification and adaptation of life forms over time.
Hace 4 días · The idea that, along with other life forms, modern-day humans evolved from an ancient, common ancestor was proposed by Robert Chambers in 1844 and taken up by Charles Darwin in 1871. Modern humans evolved from a lineage of upright-walking apes that has been traced back over 6 Ma to Sahelanthropus . [263]
27 de abr. de 2024 · Enough ambiguity in this respect exists that defining life is still difficult. The major defining characteristics of life are metabolism, self-replication, and adaptability. A genuine life form has to possess all three characteristics. Some structures seem life-like but do not contain all the necessary features.
Hace 2 días · In biology, abiogenesis (from Ancient Greek ἀ-(a-) 'not', βῐ́ος (bíos) 'life', and γένεσις (génesis) 'origin'), or the origin of life, is the natural process by which life has arisen from non-living matter, such as simple organic compounds.
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