Unicellular planktonic groups form the basis of the food chain in the deep sea .

单 细胞浮游生物是形成深海食物链的基础。

The layer of gelatinous material that separates the inner and outer cell layers of a coelenterate . Trichomes are unicellular or pluricellular outgrowths from the epidermis of leaves shoots and roots .

中胶层一种将腔肠动物的内外细胞层分开的胶状物质层毛状体是叶片、枝条和根的皮层的 单 细胞或多细胞的外生物。

Type genus of Chlorococcales ; unicellular green algae occurring singly or in a layer on soil or damp rock .

绿球藻科的一个模式属； 单 细胞绿色海藻生长在土壤或湿岩石上，独生或群生。

Any of various green unicellular freshwater algae of the family desmidiaceae often forming chainlike colonies .

鼓藻各种绿色的、 单 细胞的、属于鼓藻目体系的淡水藻，经常形成链状的菌落。

That history began with the origin of the primitive unicellular aquatic algae of the Precambrian Eon .

最初，前寒武纪出现原始的 单 细胞水生藻类，除了 蓝绿藻和细菌之外。

The time from 1.5 billion to 5 billion years ago ; earth 's crust formed ; unicellular organisms are earliest forms of life . ( biology ) relating to or possessing a test or testa .

地壳形成， 单 细胞生物是早期的生命形式。（生）与介壳有关或有介壳。

Rhizoid A unicellular rootlike structure found in certain algae and in the gametophyte generation of the bryophytes and some ferns .

假根 ：在一些藻类、苔藓植物和裸子植物配子体中存在的由单个 细胞形成的类似根的结构。

All bodies of water contain unicellular algae .

所有的水体都包含 单 细胞藻类。

It may be unicellular as in simple algae and fungi or multicellular as in plants .

可以是 单 细胞，如在原始的藻类、真菌中；或者为多细胞，如在植物中。

The unicellular green alga Haematococcus pluvialis Flotow has been widely known by its ability to accumulate notable amounts of secondary carotenoids ( SC ) mainly astaxanthin esters .

雨生红球藻是一种 单 细胞 绿藻，能产生大量的次生类胡萝卜素，主要是虾青素类脂。

What if the key to curing blindness was found in unicellular algae ?

如果在 单 细胞藻类中发现治疗失明的关键，会引起怎样的 革新？

A temporary projection of the cytoplasm of certain cells such as phagocytes or of certain unicellular organisms especially amoebas that serves in locomotion and phagocytosis .

伪足某些细胞质的暂时突起，比如吞噬细胞，或是 单 细胞有机体胞。

The fungus is unicellular and exists in both haploid and diploid phases .

它是 单 细胞真菌，有单倍体和二倍体两种存在形态。

It has long been assumed that bacteria are free-living unicellular organisms until the phenomenon of bacterial quorum-sensing .

细菌的群体感应现象转变了人们长期以来认为细菌是自由生活的 单 细胞生物这种看法。

The central issue of cell reproduction can be seen more clearly in the unicellular organisms .

细胞繁殖的中心内容在 单 细胞有机物里可以看得更清楚。

In the past twenty years primary understanding of the mechanisms associated with drug resistance has been ascertained through investigating unicellular drug-resistant models .

近二十年来，通过研究 传统 的 单 细胞耐药模型使我们对耐药机制有了一定的认识。

New research shows that many of these unicellular organisms can stand upright and walk .

新研究显示很多 单 细胞生物能够直立和行走。

Geometric structures in two and three dimensions abound in the natural world from complex crystal shapes to starfish and unicellular organisms like diatoms .

在二维和三维的几何结构有大量的自然世界，从复杂的晶体形状海星，硅藻的 单 细胞有机体，像。

Many protective mechanisms of unicellular organisms were preserved in all cells of multi-cellular organisms whereas others were preserved only in specialized cells .

许多 单 细胞生物的防御机制，在 多细胞生物的所有细胞中保留下来，而其他机制仅存在于特化的细胞。

Unicellular or colonial biflagellate free-swimming flagellates .

自由泳的 单 细胞或群居双鞭毛藻。

Unicellular green algae that reproduce by spores .

单 细胞 的 绿藻，通过孢子繁殖。

Effects of Different Iron Concentrations on the Growths of a Unicellular Strain and a Colonial Strain of Microcystis aeruginosa

不同铁浓度对 单 细胞和群体铜绿微囊藻生长的影响

Life on this planet Earth evolved out of some very minute unicellular creatures .

地球上的生命是从一些很小的 单 细胞生物进化而来的。

Plantlike flagellates containing chlorophyll ; often considered unicellular algae .

含有叶绿素貌似植物的鞭毛虫；通常被认为是 单 细胞藻类。

Nonmotile unicellular green algae potentially important as source of high-grade protein and B-complex vitamins .

无运动 单 细胞绿色海藻潜在地作为高等级蛋白质和维他命B的原料。

Breakdown of cells by the destruction of their outer membrane . Trichomes are unicellular or pluricellular outgrowths from the epidermis of leaves shoots and roots .

由于细胞外层薄膜的破坏而导致的细胞溶解或破坏过程。毛状体是叶片、枝条和根的皮层的 单 细胞或多细胞的外生物。

It also manifested that lower unicellular algae had the similar mechanism of NO generation to the higher plants .

这一结果表明，低等的 单 细胞藻类具有与高等植物体类似的NO产生机制。

Preparation of Laminaria japonica Fermentation Broth and Function on Unicellular Algae

海带发酵液的制备及其对 单 胞藻生长的作用

Cytoplasmic inheritance is known in a wide variety of plants animals and unicellular organisms . Epigenetic modification related to somatic nuclear transfer

胞质遗传广泛存在于动植物和 单 细胞生物体中。体细胞核移植诱导的表观遗传学变化

Reproduction of some unicellular organisms by division of the cell into two more or less equal parts .

单 细胞组织分裂成两个或多个 独立 的 成熟 子细胞的无性生殖过程。