藻类的

Second, and more importantly, it causes a thin and very active layer of algae, plankton, bacteria, and other forms of life to develop on the surface of the sandbed.

其次，最重要的是，它形成了一个很薄并且很活跃的层，这个层是由藻类、浮游生物、细菌以及其他能够在沙子表面繁衍的生命形式。

Second, and more importantly, it causes a thin and very active layer of algae, plankton, bacteria, and other forms of life to develop on the surface of the sandbed.

其次，更重要的是，它可形成一个很薄并且很活跃的生物层，这个层是由藻类、浮游生物、细菌以及其他能够在沙子表面繁衍的生命形式组成。

The discovery of the diverse-shaped macrofossil assemblages from the Jiucheng Member in eastern Yunnan indicates the diversification and radiation of metaphytes during the latest Ediacaran Period.

滇东地区旧城段形态多样的宏体藻类化石的发现，进一步表明埃迪卡拉纪末期存在后生植物的多样化发展。

Protoctists are typically microscopic single-celled organisms, such as the amebas, but the group also has large multicellar members, for example the seaweeds and other large algae, some of which are sometimes classified as plants.

原生生物是典型的单细胞生物，显微镜下才可见，如阿米巴。但也有多细胞的成员，如海藻以及其他一些大型藻类。它们中的一些有时被划分成植物。

Diatoms are one of the largest forms of phytoplankton and the only form having glass-like cell walls made of silica.

硅藻是浮游植物的一个大种类，是唯一拥有像玻璃一样的硅细胞膜的藻类。

There were no obvious differences in the horizontal distributions among each periphytic algae genuses. 4. To some extent, there were some differences in the vertical distributions In the year, 30 genuses were found at 0.5m water depth, 35 in 1/2SD, 34 in 1SD, 21 in 2SD, 19 in 3SD.

周丛藻类各属的垂直分布存在一定的差异，具体如下：0.5m处全年共出现34属，占全年所出现总属数的97.1％；1／2SD处出现35属，占100％；1SD处出现30属，占85.7％：2SD处出现31属，占88.6％；3SD处出现19属，占54.3％。

There were no obvious differences in the horizontal distributions among each periphytic algae genuses.4. To some extent, there were some differences in the vertical distributionsIn the year, 30 genuses were found at 0.5m water depth, 35 in 1/2SD, 34 in 1SD, 21 in 2SD, 19 in 3SD.

周丛藻类各属的垂直分布存在一定的差异，具体如下：0.5m处全年共出现34属，占全年所出现总属数的97.1％；1／2SD处出现35属，占100％；1SD处出现30属，占85.7％：2SD处出现31属，占88.6％；3SD处出现19属，占54.3％。

We have biological help maintaining the health of the fish from various cleaner shrimp and cleaner wrasses (Lysmata amboinensis and Labroides phthirophagus).

在更洁净的虾类和藻类生长环境中，我们利用生物性的协助保护了鱼类的健康。

Quadricauda, Elakatothrix sp. and Chromulina ovalis were separated from the tap water. The blue-green algae from the source water (Nostoc punctiforme, Phormidium tenue, and an undetermined alga) producing toxin or not was uncertain.

来源：A1cBC9c论a9文网www.abclunwen.com从水源水中分离出的蓝藻(点形念珠藻，小席藻和未定种)，对其是否产生毒素还有待进一步研究；从自来水中分离的藻类，没有发现有产生毒素的报道。

Among algae, the internode cells of stoneworts reach lengths up to 80mm, while the individual independent cells of Chlamydomonas are only 0.092mm in diameter.

在藻类中，轮藻的节间细胞长度可达80mm ，而衣藻独立的个体细胞的直径仅有0.092mm 。

Fancy gold-plated dangling earrings with facetted White Opal crystals.

花式镀金悬垂耳环与facetted白欧泊水晶。

This essay chooses the study aim from biology teachers in middle school in Shi Jiazhuang which tells us that most of the middle school biology teachers in Shi Jiazhuang have the"burnout", lower successfulness, individualize.

本文选取石家庄市初中生物教师作为研究对象，运用问卷调查的方法对石家庄市初中生物教师职业倦怠的现状进行调查，调查结果发现，石家庄市初中生物教师这一群体普遍存在职业倦怠，情感枯竭程度偏高，成就感偏低，去个性化程度最为严重。