Animal and plant cells have cell membranes.

物和物细胞都具有细胞膜。

The exchange of materials occurs between cells and their environment across the cell membrane.

物质交换穿过细胞膜发在细胞与其环境之间。

The cell membrane pinches to separate the two sets of chromatids into two cells.

细胞膜挤压将两组染色单体分离成两个细胞。

Both plant cells and animal cells are surrounded by a cell membrane.

物的细胞都是被一层细胞膜包裹。

Repeated sickling of red blood cells damages their cell membranes and promotes premature destruction.

反复镰变会损伤红细胞膜，使其过早破坏。

Both of these are called diffusible because they're small enough to diffuse across cell membranes.

这两者都被称作可扩散钙，因为它们的体积足够小，可以穿过细胞膜完成扩散。

Solubility is important because your cell membranes are made of lipids.

溶解性很重要，因为细胞膜是由脂质组成的。

When it gets there, the bubble surrounding the antibody fuses to the cell membrane.

当抗体到达后，抗体周围的气泡会融入细胞膜。

But they also have another kind of complex protein on the outside of the cell membrane.

但在细胞膜外，它们拥有另一种复杂的蛋白质。

One portion of the molecule recognises a protein on the cell's membrane, and links to it.

响尾蛇蛋白分子的一部分能识别细胞膜，并依附其上。

Inside the cell membrane, cells have smaller parts called organelles.

在细胞膜内，有着较小的细胞器。

Animal Cells A typical animal cell will include the nucleus, a cell membrane and a cell cytoplasm.

物细胞一个典型的物细胞包括细胞核、细胞膜和细胞质。

The cell membrane is covered with tiny projections.

细胞膜上覆盖著微小的突起物。

They do so by recognizing the foreign proteins, or antigens, embedded in an intruder's cell membrane.

通过识别嵌于入侵细胞膜中的蛋白质和抗原。

These curious beasts, are cell fragments rather than complete cells -- though they are still surrounded by cell membranes.

这些不寻常的“野兽”是细胞碎片，而不是完整的细胞--尽管它们仍然被细胞膜包裹着。

Now, certain catecholamines can shift potassium movement into cells via the beta-2-adrenergic and alpha-adrenergic receptors on cell membranes.

某些儿茶酚胺能通过细胞膜上的beta-2-和alpha-肾上腺素能受体将钾移入细胞。

But other enzymes are actually bound to cell membranes in the intestinal mucosal layer, and they're reusable.

但是其他酶实际上与肠粘膜层的细胞膜结合，它们是可重复使用的。

Meanwhile, lipid- or fat-soluble molecules, like oxygen and carbon dioxide, can dissolve and then diffuse across the endothelial cell membranes.

同时，脂质或脂溶性分子，如氧气和二氧化碳，可溶解并通过内皮细胞膜扩散。

Water can travel across cell membranes from where there's a higher concentration of water to where there's a lower concentration.

水可以透过细胞膜从低渗透压一侧流至高渗透压侧。

Okay, so as a quick recap: the protein dystrophin is super important for stabilizing the muscle cell membrane.

抗肌萎缩蛋白对肌纤维稳定性的维持极其重要。