胚基
- 与 胚基 相关的网络例句 [注:此内容来源于网络,仅供参考]
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The changes of oligosaccharides imply the glicoconjugates, including sialic acid, galactose and fucose may play important roles during implantation.
在着床期子宫内膜各种细胞的凝集素受体糖基呈现规律性变化,提示子宫内膜糖基的变化与胚泡着床密切相关。
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AIM To study the isolation and in vitro culture of rabbit s bone mesenchymal stem cells and adipose stromal stem cells and the use of both BMSCs and ASSCs cells in nuclear transfer to produce totipotent blastocysts.
目的 研究非休眠期成年兔骨髓基质干细胞和脂肪基质干细胞作为供体,以体外成熟去核兔卵母细胞作为受体进行核移植构建重组胚胎的可行性及囊胚形成率。
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Stamens 1 or 2 × as many as sepals; filaments short, slender; anthers basifixed, mostly oblong or linear, 4-loculed, dehiscing by slits, antisepalous anthers sometimes somewhat longer than antipetalous ones; pollen grains shedding at 3-celled stage. Ovary inferior, 1(or 2)- or 4-celled, septa solid or practically absent (present only at base and apex of ovary); styles as many as sepals, alternisepalous, free, mostly short, grading into globose or subulate stigmas, spreading in fruit; stigmatic papillae hairlike; ovules as many as styles, rarely 1, apical, pendulous, anatropous.
雄蕊1或2 *同数萼片;花丝短,纤细;花药基着,通常长圆形或者线形,4室,纵向开裂,对萼花药稍比对瓣花药长;花粉粒在3室的阶段散落子房下位,1(或者2)或4室,隔膜实心或几乎无(只在基部和子房先端存在);花柱和萼片同数,与萼片互生,离生,柱头乳突毛发状;胚珠与花柱同数,很少1,顶生,倒生。
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The factors to effect germination rate and seedling conversion rate of C. appendiculata synthetic seeds, such as synthetic coating materials, synthetic endosperm components, storing conditions and germination materials, etc. were studied.
以杜鹃兰为实验材料,通过液体悬浮培养建立原球茎悬浮系,并以原球茎为人工种子的繁殖体,研究了人工种皮基质、人工胚乳组分、贮藏条件、萌发基质等对人工种子萌发率和成苗率的影响。
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Stamens 6, inserted at base of perianth tube, included; filaments short; anthers basifixed. Ovary ovoid-globose, 3-loculed; ovules several per locule.
雄蕊6,着生的在花被基部筒部,内藏;花丝短;花药基着子房球状卵球形,3室;胚珠数个每室。
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Stamens 6, inserted at base of tepals; filaments filiform to slightly flattened, usually unequal; anthers basifixed. Ovary 3-loculed; ovules several to numerous per locule.
雄蕊6,着生的在花被片基部;花丝丝状到稍扁平,通常不等长;花药基着子房3室;胚珠数个到多数每室。
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Female flowers at base of inflorescences, larger than male ones, each bract-axil with only 1 female flower; pedicel short but distinct; calyx, rarely 2-sepaled, slightly fused at base; petals and disk absent; ovary 2-celled; ovules 1 per cell, smooth; styles short; stigmas 2, revolute, entire, eglandular.
雌花在花序的基部,比雄花大,每苞片腋只具1雌花;花梗短但是明显;花萼,很少2萼片,稍在基部愈合;花瓣和花盘无;子房2室;胚珠1 每室,平滑;花柱短柱头2,外卷,全缘,无腺体。
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Stems angular, glabrous. Radical leaves: stipules brown, membranous, abaxially glabrous; petiole glabrous; leaf blade with 7–9 pairs of leaflets; leaflets petiolulate, green on both surfaces, fasciated or fasciated lanceolate, 5–7 × 1.5–1.7 cm, both surfaces glabrous, base subcordate to obliquely truncate or rounded, margin acutely incised serrate, apex rounded to acute; cauline leaves: stipules green, falcate, herbaceous, margin incised serrate; leaf blade resembling that of radical leaves but leaflets fewer and narrower higher up stem.
茎具角,无毛;胚根叶:托叶使成褐色,膜,背面无毛;叶柄无毛;叶片具7-9对小叶;具小叶柄的小叶,绿色在两面,扁化或者扁化, 5-7 * 1.5-1.7 厘米,两面无毛,基部近心形在斜截形或圆形,边缘尖锐锐裂状锯齿,先端圆形的到锐尖;茎生叶托叶绿色,镰刀形,草本,给锐裂状锯齿镶边;叶片象胚根叶的那但是高的更少和狭窄的小叶向上茎。
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In this paper,plumules,cotyledons,hypocotyls,leaf blades,petioles and stalks of physic nut (Jatropha curcas L.) were used as explants,and callus induction and plant regeneration were studied on MS medium contained different concentrations of 6-BA and NAA.
以小桐子的胚芽、子叶、下胚轴、叶柄、叶片和茎段作为外植体,用不同浓度的6-苄基腺嘌呤(6-BA)和α-萘乙酸对其进行愈伤组织的诱导和植株再生的研究。
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On the rice for 24 days, and then freeze-dry and analyze its antioxidant properties and compare with mycelia, embryo rice and some commonly used antioxidants.
为一种珍稀的食药用菇,含有许多生理活性成份,本研究以胚芽米为固态发酵之基质,将樟芝接种於其上培养24天,所得之樟芝米於冻乾后针对其抗氧化活性进行评估,并与其菌丝体及胚芽米互相比较。
- 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。