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Given a scientific passage and an answer, generate a question for the given answer.

Passage: 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 . Sexually reproducing organisms can have different types of life cycles. Three are described in the following sections. Answer: life cycle
Output:
This series of life stages and events that a sexually reproducing organism goes through is called its what?