More cells equals more cell divisions.

更的细胞等于更的细胞分裂。

And they can do it because they're multicellular, which is a rarity in the microbial world.

它们之所以够做到这一点，是因为它们是细胞的，这在微生物世界中很少见。

This is the central problem that all multicellular creatures have to solve.

这是所有细胞生物必须解决的核心问题。

A younger organism would naturally release more cytokines than and elderly one.

年轻的有机体自然会比年老的有机体释放更的细胞因子。

And more cell divisions means more chances of mutations that could let a cell become cancerous.

更的细胞分裂意味着更导致细胞癌的突。

Eventually those cells-turned-virus-making-factories die, which actually ends up releasing more viruses to infect more cells.

最终那些加的细胞厂死亡，释放出更的来感染更的细胞。

So loose connective tissues have fewer fibers, and more cells and more ground substance.

所以疏松的结缔组织有更少的纤维，更的细胞和更的基质。

These then leave the host cell and mature, ultimately seeking more T-cells.

接着离开宿主并且发育成熟，最终寻找更的T细胞。

It’s teacher Rishi Rawat is feeding the computer more samples of cancer cells.

Rishi Rawat老师正在给计算机提供更的癌细胞样品。

But if you, say, get tossed off a moving motorcycle, you'll lose a lot more layers.

但是如果你从摩托车上摔下来，你会脱落更的细胞层。

They're very old, evolutionarily speaking, and likely resemble some of our first multicellular ancestors.

从进化的角度来看，它们非常古老，很与我们最早的细胞祖先相似。

It’s the word for how, as multicellular organisms age, they die more, and reproduce less.

这个词是指随着细胞生物的衰老，它们死亡得更，繁殖得更少。

Early multicellular life depended on the water in which it lived to support their skeleton-less bodies.

早期的细胞生命依赖于它生活的水来支撑它们无骨架的身体。

More cells survived, so the brain decayed less.

更的细胞存活下来，所以大脑腐烂得更少。

Without these elements, plants can't make more cells or even function with the cells they have.

离开了这些元素，植物便无法产生更的细胞，甚至无法发挥现有细胞的功。

As more and more skin cells are made in the matrix, the older cells are pushed out.

随着基质中产生越来越的皮肤细胞，旧的细胞被排出来。

IL-5, on the other hand, activates eosinophils which promote an immune response by releasing more cytokines and leukotrienes.

另一方面，IL-5激活嗜酸性粒细胞，通过释放更的细胞因子和白三烯来促进免疫反应。

The tentacled Archaean uses proteins common to multicellular organisms and might lend insight into how the latter evolved.

这种有触角的太古代微生物使用细胞生物共有的蛋白质，这有助于我们了解后者进化的方式。

First, they're all multi-cellular organisms that don't have any organs.

首先，它们都是没有任何器官的细胞生物。

The rest of the eye has more rod cells.

眼睛的其余部分有更的杆状细胞。