ki te wahi i raro nei, a ka whakahoki i te pātai i muri i roto i te reo ano rite te wahi: Passage: Tata katoa kararehe te whakamahi i te tahi mau ahua o te whakaputa uri sexualized. hua ratou gametes haploid i meiosis; te iti, gametes nekeneke he spermatozoa me te nui, gametes kore-nekeneke he hua. fuse enei ki te hanga zygotes, e whakawhanake i roto i te mitosis ki te ao korere, i huaina he blastula. I roto i te hupa, blastula larvae kaukau ki te wāhi hou, piri ki te seabed, ka whakawhanake ki te hupa hou. I roto i te nuinga o ētahi atu rōpū, te blastula undergoes rearrangement atu matatini. tuatahi invaginates reira ki te hanga i te gastrula ki te ruma kōhaoha me te rua paparanga germ motuhake, he ectoderm waho, me te endoderm roto. I roto i te nuinga o ngā take, he tuatoru paparanga germ, te mesoderm, ano hoki i waenganui ia ratou.
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