单词 | granum |
释义 | granum[ grey-nuhm ] / ˈgreɪ nəm / noun, plural gra·na [grey-nuh]. /ˈgreɪ nə/.(in prescriptions) a grain. Botany. one of the structural units of a chloroplast in vascular plants, consisting of layers of thylakoids. Origin of granumFrom Latin Words nearby granumgranulosa cell, granulosa cell tumor, granulose, granulosis, granulosis rubra nasi, granum, Granville, Granville-Barker, grape, grape family, grape fern Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for granum
Scientific definitions for granumgranum [ grā′nəm ] Plural grana (grā′nə)A stacked membranous structure within the chloroplasts of plants and green algae that contains the chlorophyll and is the site of the light reactions of photosynthesis. The saclike membranes that make up grana are known as thylakoids. See more at chloroplast. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
随便看 |
英语词典包含192737条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。