Which pattern of diploid and haploid phases reflects the life cycle in animals?
a. alternation between haploid and diploid generations
b. two haploid generations followed by a diploid generation
c. one haploid generation followed by two diploid generations
d. a single generation that limits the haploid state to gametes while the rest of the organism is diploid
e. a single generation that limits the diploid state to gametes while the rest of the organism is haploid
ANSWER: d
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