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Life cycle

Noun, pl. life cycles

1. The course of stages through which an organism passes from fertilized zygote until maturity, reproduction, and death. (

2. A series of stages through which an organism passes between recurrences of a primary stage; the course of developmental changes in an organism from fertilized zygote to maturity when another zygote can be produced. (

3. A period involving all different generations of a species succeeding each other through means of reproduction, whether through asexual reproduction or sexual reproduction (a period from one generation of organisms to the same identical). (

4. The whole life history of an organism, usually depicted through a series of developmental stages (e.g. from zygote into a mature form where another zygote can be produced) in which an organism goes through. (

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