查询词典 meristematic
- 与 meristematic 相关的网络例句 [注：此内容来源于网络，仅供参考]
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It shows that the embryogenic tissues are composed of a group of small meristematic cells at one end (embryo-proper cells), which are at different phages of cell division and many long cells at the other end (embryo-suspensor cells).
研究表明，胚性愈伤组织是由不同发育阶段的早期胚组成的细胞团，早期胚主要由长的胚柄细胞及其顶端的胚头细胞组成，而后者又具不同的分裂相。
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The induction percentages of meristematic globules from immature male flowers was from 15 % to 81 %, depending on the cultivars.
以7 个香蕉品种未成熟雄花为外植体均获得了分生小球体。
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Proplastid A self-duplicating undifferentiated plastid, about 0.5-1μ m in diameter and found in the meristematic regions of plants.
前质体：能够自我复制的没有分化的质体，直径约0.5-1微米，发现于植物分生组织区域。
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Pro plastid A self-duplicating undifferentiated plastid , about 0.5-1μm in diameter and found in the meristematic regions of plants.
前质体：能够自我复制的没有分化的质体，直径约0.5-1微米，发现于植物分生组织区域。
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The results showed that there was a great deal of microfilaments in root meristematic cells, there was a few microfilaments in cotton callus and abnormal plantlets; By alignment of PEAc17 with cotton actin.
我们发现在根原分生组织，原形成层和基本分生组织细胞中含有丰富的微丝，微丝呈网状分布；在愈伤组织细胞中微丝含量少；在畸形苗细胞中含有少量的微丝。
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The plasmalemma of cells within meristematic regions was observed to possess invaginations in cultured callus of Stevia rebaudiana under differentiation.
对在分化条件下的甜菊愈伤组织分生区域细胞的质膜内陷进行了超微结构和酸性磷酸酶细胞化学研究。
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The ECSs from embryogenic calli were higher in quality than those from meristematic globules.
香蕉的基因型和品种不同，从胚性愈伤组织或分生小球体建立ECS的可能性不同。
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The increase ofIAA concentration regulated the expression of cyclAt gene,and subsequentlypromoted the division of meristematic cells and thus speeded up the extension ofroots.
根部生长素浓度的变化诱导了cyclAt基因的表达，促进了根分生组织细胞的分裂，加速了根的伸展。
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Undifferentiated tissue from which new cells are formed, as at the tip of a stem or root meristematic
分节的，分成体节的 meritn。功绩，价值，真相
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Calyptogen A layer of meristematic cells covering the root apical meristem in some plants(e.g. grasses) that gives rise to and maintains the root cap.
根冠原：在一些植物中覆盖根顶端分生组织的一层具有分生能力的细胞，根冠原可以产生和维持根冠。
- 推荐网络例句
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It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.
从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。
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The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.
集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐
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The eˉtiology of hemospermia is complicate,but almost of hemospermia are benign.
血精的原因很，以良性病变为主。