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词汇 tetraspore
释义

Definition of tetraspore in English:

tetraspore

noun ˈtɛtrəspɔːˈtetrəˌspôr
Botany
  • A spore occurring in groups of four, in particular (in a red alga) each of four spores produced together, two of which produce male plants and two female.

    〔植〕四分孢子

    Example sentencesExamples
    • From subsequent examination of the shells, he concluded that tetraspore-bearing plants of Polysiphonia violacea had developed from carpospores and sexual plants from tetraspores of Griffithsia bornetiana and Dasya elegans.
    • These different responses between tetraspores and carpospores, suggest a different ecophysiological response with regard to survival and interspecific competition in nature of the gametophyte vs sporophyte.
    • The haploid tetraspores erminate and give rise to haploid gametophytic plants.
    • The haploid tetraspore is released from this filament and is carried by water currents and tides to new locations.
    • The tetraspores and the gametophytes are the only haploid stages in the coralline algae.

Definition of tetraspore in US English:

tetraspore

nounˈtetrəˌspôr
Botany
  • A spore occurring in groups of four, in particular (in a red alga) each of four spores produced together, two of which produce male plants and two female.

    〔植〕四分孢子

    Example sentencesExamples
    • These different responses between tetraspores and carpospores, suggest a different ecophysiological response with regard to survival and interspecific competition in nature of the gametophyte vs sporophyte.
    • From subsequent examination of the shells, he concluded that tetraspore-bearing plants of Polysiphonia violacea had developed from carpospores and sexual plants from tetraspores of Griffithsia bornetiana and Dasya elegans.
    • The tetraspores and the gametophytes are the only haploid stages in the coralline algae.
    • The haploid tetraspore is released from this filament and is carried by water currents and tides to new locations.
    • The haploid tetraspores erminate and give rise to haploid gametophytic plants.
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