| 单词 | chalaza |
| 释义 | chalaza (once / 211060 pages) 1n 2n WORD FAMILY chalaza: chalazae USAGE EXAMPLESHaving the ovule inverted at an early period in its development, so that the chalaza is as the apparent apex; Ð opposed to orthotropous. Webster, Noah, Webster's Unabridged Dictionary(2012) The base of the nucellus is indicated by the chalaza ch, while the apex is at the micropyle m. Various, Encyclopaedia Britannica, 11th Edit...(2011) Chalaza, the place where the coats and the kernel of the ovule blend. Gray, Asa, The Elements of Botany—For Beginner...(2010) 1 n one of two spiral bands of tissue connecting the egg yolk to the enclosing membrane at either end of the shell 2Hyper animal tissue the tissue in the bodies of animals n basal part of a plant ovule opposite the micropyle; where integument and nucellus are joined Hyper plant part, plant structure any part of a plant or fungus |
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