Now comes a new one-the discovery of the first multicellular animals that survive and reproduce entirely without oxygen. 如今,这一家族又添新物种&完全不需要氧气就能生存繁衍的多细胞生物。这是人类首次发现此类生物。
Common batteries are electrochemical cells. And they may get better thanks to living cells: the multicellular organism called brown algae. 普通电池都是电化电池,不过在活细胞多细胞生物,褐藻的帮助下能够得到优化。
And they found that two proteins a sodium channel and part of a sodium pump arose slightly before the first multicellular animals. 科学家们发现了两种重要的蛋白质-钠离子通道和部分钠离子泵-在首次多细胞生命体出现之前就已经简单的发展起来了。
From single cells to multicellular organisms, is a leap in the history of evolution, but the timing does not need a long period of time. 由单细胞生物到多细胞生物,是进化史上的一个飞跃,但在时间上并不需要漫长的岁月。
Multicellular organisms having less-specialized cells than in the metazoa; comprises the single phylum porifera. 拥有比后生动物更不专业的细胞的多细胞有机体;包含独门的多孔动物。
Primitive multicellular marine animal whose porous body is supported by a fibrous skeletal framework; usually occurs in sessile colonies. 原始的多细胞海洋动物,其多孔的身体由纤维性骨骼构架支撑;通常以固着的群体形式出现。
So it wasn't a surprise to him that the first multicellular organism to be found in the deep subsurface of the Earth was a worm. 所以蠕虫作为第一个在深层地下发现的第一种多细胞生物他并不感到吃惊。
Fungi are seen as a diverse group of either single-celled or multicellular organisms that obtain food by direct absorption of nutrients. 真菌被视为一个庞大的族群,是单细胞或多细胞的生物,摄取食物的方式是直接吸收营养素。
Multicellular animals having cells differentiated into tissues and organs and usually a digestive cavity and nervous system. 其细胞可分为组织和器官的并通常有消化腔和神经系统的多细胞动物。
Animal: a multicellular organism of the kingdom animalia, differing from plants in certain typical characteristics such as capacity for locomotion, nonphotosynthetic metabolism, pronounced response to stimuli, restricted growth, and fixed bodily structure. 动物动物界中的多细胞生物,某些典型特征与植物不同,如有运动能力,能进行非光合作用的新陈代谢,能对刺激产生有声反应,有限制的生长和固定的身体结构。
The multicellular proembryo and globular embryo possessed uniserial or untidy disposal multi-cellular suspensor. 在多细胞原胚及球形胚期具有单列或不规则排列的多细胞胚柄。
This course discusses the principles of genetics with application to the study of biological function at the level of molecules, cells, and multicellular organisms, including humans. 本课程讨论了在分子、细胞、多细胞生物层面以及包括人类在内的生物功能的遗传学原理与应用。
The origin of multicellular forms of life seems a relatively simple step compared to the origin of life itself. 多细胞生命的起源相对于生命本身的起源来说似乎是一个相对简单的步骤。
Today, there are still some meningitidis bacteria, four cocci, streptococcus and staphylococcus, which is the most primitive multicellular organism. 今天仍有一些细菌是双球菌、四球菌、链球菌和葡萄球菌,这些就是最原始的多细胞生物。
Multicellular green algae and, to a lesser extent brown and red algae, have many features in common with land plants and are the dominant photosynthetic organisms in shallow seas. 多细胞的绿藻、在一定程度上还包括褐藻和红藻,它们有许多特征都与陆生植物相同,是在浅海中能进行光合作用的生物。
Multicellular straight through cyclone Dissolution and Separation of Lignocellulose with Room-Temperature Ionic Liquids 多室直通式旋风分离器室温离子液体溶解和分离木质纤维素
Comparative genomics shows that sodium channel and pump proteins evolved just before multicellular animals arose, implying that control of electrolyte balancing was a crucial event in life's history. 比较基因学告诉我们钠通道和泵蛋白的演变进化是在多细胞动物崛起之前就发生了的。同时这也暗示说明点解平衡的控制在生命历程中是一个起着决定性作用的过程。
Apoptosis plays an important role in survival of multicellular organism. 摘要细胞凋亡在保证多细胞生物的健康生存过程中扮演著关键的角色。
Effect of silencing α v integrin gene on drug sensitivity of colon carcinoma multicellular spheroids αv整合素沉默对结肠癌多细胞球药物敏感性的影响
In its wake, the first multicellular animals arose. 在其之后,第一个多细胞动物出现。
Because of the advantages of multicellular aggregates, they could play an important role in the treatment of FHF by liver cell transplantation and bioartificial liver. 人肝细胞的多细胞聚集培养具备多种优点,可望在肝细胞移植和生物人工肝支持治疗FHF中发挥重要作用。
Myxobacteria provide an excellent system for studying prokaryotic development because they can initiate multicellular morphogenesis. 粘细菌是研究多细胞结构形态发生机制的良好模型。
In multicellular organisms, specialized immune cells have evolved, capable of the phagocytosis of foreign cells as well as of self cells changed by infection or cancer. 在多细胞生物中,则演化出具有专一性的免疫细胞,能通过吞噬作用吞食外来细胞,及那些因感染或恶性肿瘤而病变的自身细胞。
Eukaryotic one-celled living organisms distinct from multicellular plants and animals: protozoa, slime molds, and eukaryotic algae. 真核单细胞微生物,与多细胞动植物不同;原生动物、粘液菌类和真核海藻。
Is a species simply an uberorganism, a collection of multicellular parts to be the-cast as needed? 生物是否仅仅是一种有机物,一种在必要时可以压铸的多细胞的集合体呢?
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。
Minute aquatic multicellular organisms having a ciliated wheel-like organ for feeding and locomotion; constituents of freshwater plankton. 微小的水栖的多细胞组织,有用于进食和移动的纤毛轮形组织;淡水浮游生物的组成部分。