查询词典 protozoans

An infection caused by any of the flagellate protozoans of the genus Leishmania, transmitted to human beings and animals by bloodsucking sand flies.

它是由利什曼虫属中任何一种带有鞭毛的原生动物引起，通过吸血的白蛉传染到人体或动物身上

The smaller of two nuclei in ciliate protozoans that contains genetic material and functions in reproduction.

小核，微核原生动物纤毛虫类体内两个细胞核中较小的一个，其中含有基因材料和繁殖功能

The larger of two nuclei present in ciliate protozoans, which controls nonreproductive functions of the cell, such as metabolism.

大核原生动物纤毛虫类体中两个细胞核中较大的一个，控制细胞的非生殖性功能，如新陈代谢

Any of various freshwater ciliate protozoans of the genus Paramecium, usually oval and having an oral groove for feeding.

草履虫一种有纤毛的淡水草虫履属原生动物，通常呈卵形且有摄食用的口沟

A parasitic disease of many animals, including cattle, swine, sheep, dogs, cats, and poultry, but rarely of human beings, resulting from infestation of the alimentary canal by protozoans of the order Coccidia.

球杆菌许多动物，包括牛、猪、羊、狗、猫与家禽的由寄生虫引起的病，但人类罕见，由球孢子菌的原生动物经由营养管道的感染而引起

The ectoplasm of certain protozoans, such as the amoeba .

象变形虫一样的（尤其是指那种形状可变的虫类）。

It is common for almost all protozoans to encystment under certain conditions. Compared with some high life-forms, the phenomena of encystment in protozoa is a more ascendant survival strategy in certain meaning since it can reduce the cost of adaptation.

对几乎所有的原生动物细胞而言，在一定条件下形成包囊是一种普遍的现象，它可在一定程度上降低了生存代价，是一种从某种意义上讲比某些高等生物更具优越性的生存策略。

This paper reviewed the research progresses about the cysts, especially the resting cysts of protozoans, mainly focused on the characteristics of morphologies, structures, constituents, and living activities, as well as molecular mechanism and significance of encystment for the protozoans, also, cell behavior during encystment and excystment was involved based on the references reported.

以国内外文献报道为依据，综述了原生动物包囊，特别是休眠包囊的研究进展情况，主要集中在包囊的形态、结构、组成、生命活动特征、包囊形成的分子作用机理和意义，以及包囊形成与解脱过程中细胞行为上的研究等方面。

Any of various protozoans of the class Mastigophora, all of which possess one or more flagella.

鞭毛虫鞭毛虫纲的几种原生动物，全部有一个或更多的鞭毛

There are mass symbiotic bacteria and protozoans in the hindgut of lower termite, which could produce multiple cellulase for hydrolysing plant cellulose. But higher termite is devoid of protozoans in the hindgut.

低等白蚁后肠富含细菌、原生动物等共生微生物，它们分泌产生的纤维素酶，与白蚁内源性纤维素酶一道共同完成食物中纤维素类物质的降解。

By the time of its fall, most of the prisoners were writers who had written against the corruptions of the government.

到它被攻陷的时候，里面多数的犯人是写了反对政府贪污文章的作家。

The most obvious variation to ovum morphological character was that the color was changed from light green to sepiaceous in embryonic development, and all the ovums were almost hatched after 96h.

在胚胎发育过程中卵的形态特征最明显的变化是颜色从淡绿到深褐色，卵在发育96h后卵基本全部孵化。