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What is life cycle in science definition


life cycle, in biology, the series of changes that the members of a species undergo as they pass from the beginning of a given developmental stage to the inception of that same developmental stage in a subsequent generation.

What is the definition of life cycle?

1. : the series of stages in form and functional activity through which an organism passes between successive recurrences of a specified primary stage. : life history sense 2. 3. : a series of stages through which something (such as an individual, culture, or manufactured product) passes during its lifetime.

Why is it called life cycle?

Life Cycles. Sexual reproduction occurs in a cycle. Diploid parents produce haploid gametes that unite and develop into diploid adults, which repeat the cycle. This series of life stages and events that a sexually reproducing organism goes through is called its life cycle.

What is life cycle and its types?

The development stage of the living organism of any species from the beginning to the adult stage is called the life cycle. There are three types of life cycles: Haplontic life cycle, Diplontic life cycle and Haplodiplontic life cycle.