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  2. Tropical ecology - Wikipedia

    en.wikipedia.org/wiki/Tropical_ecology

    Tropical ecology is the study of the relationships between the biotic and abiotic components of the tropics, or the area of the Earth that lies between the Tropic of Cancer and the Tropic of Capricorn (23.4378° N and 23.4378° S, respectively). The tropical climate experiences hot, humid weather and rainfall year-round.

  3. Tropic hormone - Wikipedia

    en.wikipedia.org/wiki/Tropic_hormone

    The term tropic is from Ancient Greek τροπικός (tropikós), in the sense "of or pertaining to a turn or change", meaning "causing a change, affecting"; this is the same origin as tropic and trope. This should not be confused with trophic, as in similar-sounding trophic hormone – the words and concepts are both unrelated. [3]

  4. Tropics - Wikipedia

    en.wikipedia.org/wiki/Tropics

    The Tropic of Cancer is the Northernmost latitude from which the Sun can ever be seen directly overhead, and the Tropic of Capricorn is the Southernmost. [8] This means that the tropical zone includes everywhere on Earth which is a subsolar point at least once during the solar year. Thus the maximum latitudes of the tropics have equal distances ...

  5. Pantropical - Wikipedia

    en.wikipedia.org/wiki/Pantropical

    Examples of species include caecilians, modern sirenians and the plant genera Acacia and Bacopa. [ 2 ] Neotropical is a zoogeographic term that covers a large part of the Americas , roughly from Mexico and the Caribbean southwards (including cold regions in southernmost South America).

  6. Tropical and subtropical moist broadleaf forests - Wikipedia

    en.wikipedia.org/wiki/Tropical_and_subtropical...

    Tropical and subtropical moist broadleaf forests (TSMF), also known as tropical moist forest, is a subtropical and tropical forest habitat type defined by the World ...

  7. Tropism - Wikipedia

    en.wikipedia.org/wiki/Tropism

    In biology, a tropism is a phenomenon indicating the growth or turning movement of an organism, usually a plant, in response to an environmental stimulus. [1] In tropisms, this response is dependent on the direction of the stimulus (as opposed to nastic movements, which are non-directional responses).