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  2. Biological life cycle - Wikipedia

    en.wikipedia.org/wiki/Biological_life_cycle

    In biology, a biological life cycle (or just life cycle when the biological context is clear) is a series of stages of the life of an organism, that begins as a zygote, often in an egg, and concludes as an adult that reproduces, producing an offspring in the form of a new zygote which then itself goes through the same series of stages, the ...

  3. Saṃsāra - Wikipedia

    en.wikipedia.org/wiki/Saṃsāra

    Saṃsāra in Buddhism, states Jeff Wilson, is the "suffering-laden cycle of life, death, and rebirth, without beginning or end". [111] Also referred to as the wheel of existence ( Bhavacakra ), it is often mentioned in Buddhist texts with the term punarbhava (rebirth, re-becoming); the liberation from this cycle of existence, Nirvāṇa , is ...

  4. Saṃsāra (Buddhism) - Wikipedia

    en.wikipedia.org/wiki/Saṃsāra_(Buddhism)

    In Buddhism, saṃsāra is the "suffering-laden, continuous cycle of life, death, and rebirth, without beginning or end". [2] [10] In several suttas of the Samyutta Nikaya's chapter XV in particular it's said "From an inconstruable beginning comes transmigration.

  5. Life cycle - Wikipedia

    en.wikipedia.org/wiki/Life_cycle

    Enterprise life cycle, the process of changing a business enterprise; Project life cycle; Product lifecycle, the stages in the lifespan of a commercial or consumer product; New product development, the process of bringing a new product to market; Life-cycle assessment, the analysis of the environmental impacts associated with a product

  6. List of cycles - Wikipedia

    en.wikipedia.org/wiki/List_of_cycles

    Alternation of generations – Beta oxidation – Bioelectricity – Biological pest control – Biological rhythm – Bipolar disorder – Cardiopulmonary resuscitation – Calvin–Benson cycle – Cell cycle – Chronobiology – Citric acid cycle – Circadian rhythm – Clinical depression – Digestion – Ecology – Feedback – Infradian rhythm - Life cycle – List of biochemistry ...

  7. Rebirth (Buddhism) - Wikipedia

    en.wikipedia.org/wiki/Rebirth_(Buddhism)

    Rebirth in Buddhism refers to the teaching that the actions of a sentient being lead to a new existence after death, in an endless cycle called saṃsāra. [1] [2] This cycle is considered to be dukkha, unsatisfactory and painful. The cycle stops only if Nirvana (liberation) is achieved by insight and the extinguishing of craving.

  8. Alternation of generations - Wikipedia

    en.wikipedia.org/wiki/Alternation_of_generations

    The life cycle of a dioecious flowering plant (angiosperm), the willow, has been outlined in some detail in an earlier section (A complex life cycle). The life cycle of a gymnosperm is similar. However, flowering plants have in addition a phenomenon called ' double fertilization '.

  9. Chronobiology - Wikipedia

    en.wikipedia.org/wiki/Chronobiology

    Chronobiology comes from the ancient Greek χρόνος (chrónos, meaning "time"), and biology, which pertains to the study, or science, of life. The related terms chronomics and chronome have been used in some cases to describe either the molecular mechanisms involved in chronobiological phenomena or the more quantitative aspects of ...