Definition of ponasterone in English:

ponasterone

noun pəʊˈnastərəʊnˌpəʊnəˈstɪərəʊn

Biochemistry

Any of a group of steroids which act as ecdysones in various arthropods and are found primarily in certain plants, where they have a protective role against insects.

Origin

1960s. From po- + na- (in scientific Latin nakaii, specific epithet) + -sterone. So called because the first ponasterones were isolated from the Japanese podocarp Podocarpus nakaii.

Definition of ponasterone in US English:

ponasterone

noun

Biochemistry

Any of a group of steroids which act as ecdysones in various arthropods and are found primarily in certain plants, where they have a protective role against insects.

Origin

1960s. From po- + na- (in scientific Latin nakaii, specific epithet) + -sterone. So called because the first ponasterones were isolated from the Japanese podocarp Podocarpus nakaii.

单词	ponasterone
释义	Definition of ponasterone in English: ponasterone noun pəʊˈnastərəʊnˌpəʊnəˈstɪərəʊn Biochemistry Any of a group of steroids which act as ecdysones in various arthropods and are found primarily in certain plants, where they have a protective role against insects. Origin 1960s. From po- + na- (in scientific Latin nakaii, specific epithet) + -sterone. So called because the first ponasterones were isolated from the Japanese podocarp Podocarpus nakaii. Definition of ponasterone in US English: ponasterone noun Biochemistry Any of a group of steroids which act as ecdysones in various arthropods and are found primarily in certain plants, where they have a protective role against insects. Origin 1960s. From po- + na- (in scientific Latin nakaii, specific epithet) + -sterone. So called because the first ponasterones were isolated from the Japanese podocarp Podocarpus nakaii.
随便看	bird colonel bird dog bird-dog bird-dogging bird-dom bird-eating bird-eating spider birder birders bird fancier bird fancier's lung bird feeder bird flu birdhouse birdhouses birdie birdied birdies birding Bird, Larry birdlife birdlike birdlike bird-like birdlime