英语词汇“exodermis”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

exodermis

/ˌɛksə(ʊ)ˈdəːmɪs

noun [mass noun] Botany

A specialized layer in a root beneath the epidermis or velamen.In the endodermis and exodermis of roots, the apoplastic flow component can be modified by the existence of apoplastic barriers....

There were no visible differences in the development of endodermis, exodermis and aerenchyma between the two varieties and growth conditions.
Thus, water channels in the epidermis and/or exodermis of the older regions were especially significant for water flow.

Origin

Early 20th century: from exo- 'outside', on the pattern of endodermis, epidermis.

单词	exodermis
释义	exodermis /ˌɛksə(ʊ)ˈdəːmɪs / noun [mass noun] Botany A specialized layer in a root beneath the epidermis or velamen.In the endodermis and exodermis of roots, the apoplastic flow component can be modified by the existence of apoplastic barriers.... There were no visible differences in the development of endodermis, exodermis and aerenchyma between the two varieties and growth conditions. Thus, water channels in the epidermis and/or exodermis of the older regions were especially significant for water flow. Origin Early 20th century: from exo- 'outside', on the pattern of endodermis, epidermis.
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