| 单词 |
amyloplast |
| 释义 |
amyloplast Bot.|ˈæmɪləʊplɑːst, -æ-| [ad. F. amyloplaste (L. Errera L'Épiplasme des Ascomycètes (1882) x. 74), f. amylo- + -plast.] A colourless granule in a plant-cell, around which a starch-grain is formed.
1886S. H. Vines Lect. Physiol. Plants x. 180 Schimper has observed that the formation of starch-grains is commonly effected, in parts of plants not exposed to light, by certain specialised portions of the protoplasm which are termed starch-forming corpuscles or amyloplasts. 1955New Biol. XIX. 90 The amyloplasts, the specific sites of starch formation. |

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