裸子植物的 的英文怎麼說
中文拼音 [luǒzizhíwùde]
裸子植物的
英文
gymnospermous- 裸 : 形容詞(露出; 沒有遮蓋) exposed; naked; bare; nude
- 子 : 子Ⅰ名詞1 (兒子) son 2 (人的通稱) person 3 (古代特指有學問的男人) ancient title of respect f...
- 植 : Ⅰ動詞1. (栽種) plant; grow; cultivate 2. (樹立) establish; set up Ⅱ名詞(姓氏) a surname
- 物 : 名詞1 (東西) thing; matter; object 2 (指自己以外的人或與己相對的環境) other people; the outsi...
- 的 : 4次方是 The fourth power of 2 is direction
- 植物 : plant; flora; botany; stray; greenery; phyton; phytum; phyta; phyt ; phyto ; phyte : 草本植物 her...
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Antherozoid ( spermatozoid ) the male gamete of algae, some gymnosperms, and the non - seed - bearing plants
游動精子:藻類,某些裸子植物和沒有種子形成的植物中的雄性配子。The female gametophyte is reduced, but larger than in angiosperms ; it is not autotrophic
裸子植物的雌配子體簡化,但較被子植物體的體積大,不能自養。Bract scale the structure found in large numbers in the female cone of gymnosperms, each bearing an ovuliferous scale in its axil
苞鱗:在裸子植物的雌球果中大量存在的結構,每個苞鱗都包含一個珠鱗。Cycadophyta ( cycads ) a phylum of cone - bearing gymnosperms ( about 75 living species ) with palmlike compound leaves and special coralloid roots at or near the ground surface, which contain symbiotic nitrogen - fixing cyanobacteria
蘇鐵綱(蘇鐵類植物) :包含球果的一類裸子植物(現存種大約有75種) ,它們具有掌狀的復葉,在近地面處有特殊的珊瑚狀的根,根內含有共生的固氮藍細菌。Enclosure of the nucellus by the integuments is incomplete, the embryo sac or, in gymnosperms, to the archegonium
珠被並不是將珠心完全封閉,而是留有珠孔以便受精時花粉管進入胚囊,或裸子植物的藏卵器。Its native gymnosperms could evolve into a few species capable of growing in the warm, moist forests of queensland.
本地的裸子植物可進化成能在昆士蘭溫暖濕潤林區的樹種。The occurrence of haploid endosperm in the gymnosperms provides a sound basis for further investigations into progenies.
裸子植物中單倍體胚乳的存在,為進一步對於後代的研究提供良好的基礎。Most angiosperm ovules possess two integuments, while gymnosperms usually have only one
大多數被子植物的胚珠有兩層珠被,而裸子植物通常只有一層。The process is restricted to certain angiosperms but a primitive form is known from some gymnosperms
此過程僅限於某些被子植物,但從裸子植物中也發現了一些較原始的形式。Gymnosperm a general term for any seed plant except the angiosperms, characterized by bearing naked seeds
裸子植物:被子植物以外的種子植物統稱裸子植物,以種子裸露為特徵。However, the variation patterns of rdna in gymnosperms are little known because of the limited sequence data
但是在裸子植物中由於研究資料的匱乏,使我們對裸子植物rdna的變異模式了解甚少。Albuminous cell 1. a vertically elongated parenchyma cell, found in groups in the rays of the secondary phloem in gymnosperms, where they are associated with sieve cells
蛋白質細胞: 1 .在裸子植物的次生韌皮部薄壁組織和韌皮射線中發現的1種垂直伸長的細胞,通常與篩胞相結合。Rhizoid a unicellular rootlike structure found in certain algae and in the gametophyte generation of the bryophytes and some ferns
假根:在一些藻類、苔蘚植物和裸子植物配子體中存在的由單個細胞形成的類似根的結構。Strobilus ( pl. strobili ) a group of sporophylls ( spore - bearing leaves ) arranged around a central axis, found in gymnosperms, lycophyta ( clubmosses ), and sphenophyta ( horsetails )
球果:孢子葉向中軸聚攏形成的結構,存在於裸子植物門植物、石松亞門植物(石松)和木賊綱植物中(楔葉類) 。These genera and ephedra also hve advanced tracheids with a structure reminiscent of angiosperm vessels, whereas in other gymnosperms the xylem is composed solely of more primitive tracheids
這些屬以及麻黃屬植物和被子植物一樣有進化的管胞,而其他的裸子植物的木質部只由很多導管組成。The analyses of these three types of data in the hybrid and its parents could provide new information on genomic composition and evolutionary mechanisms of the hybrid. the main results are the followings : 1. rdna fish chromosomal localization of 18s and 5s rdna was carried out for two soft pines ( subgenus strobus ) and five hard pines ( subgenus pinus ) using fish
Rdna熒光原位雜交( fish )通過對華山松和白皮松兩種單維管束亞屬植物及油松、雲南松、高山松、馬尾松和南亞松等五種雙維管束亞屬植物的18srdna與5srdna的熒光原位雜交,結果表明: ( 1 )裸子植物的18srdna位點數目明顯多於二倍體被子植物。Review on the megastrobilus theories of conifers
松杉類裸子植物的大孢子葉球理論評述5s rdna cloning and sequencing were carried out to analyze the 5s rdna variation pattern. genomic in situ hybridization ( gish ) was performed for better understanding of genomic relationship among closely relative pines
利用克隆測序方法對松屬植物5srdna的研究無疑是有開創性的工作,可以探討裸子植物的5srdna的進化機制和種間關系。The carpel is homologous with the megasporophylls of certain spore - bearing vascular plants ( pteridophytes ) and the ovuliferous scales of gymnosperms
心皮和能產生孢子的維管植物(羊齒類)還有具胚珠的裸子植物的大孢子葉是同源的。He also observed that gymnosperm ovules were not enclosed in an ovary wall, leading to the establishment of one of the basic differences between angiosperms and gymnosperms
他還觀察到裸子植物的胚珠並不是被子房壁包圍,這個發現直接導致了被子植物和裸子植物之間最根本的幾點區別的建立。分享友人