But scientists say the less-common toxic alga can cause brain damage or even death.

但是科学家表示，一些少见的有毒藻类会造成脑损伤甚至死亡。

" There's no way on earth that genes from an alga should work inside an animal cell, " says Sidney Pierce from the University of South Florida.

南佛罗里达大学的西德尼·皮尔斯说，“藻类的基因本不可能在动细胞内生作用。”

Researchers have not been able to find traces of the compounds in rocks older than that, despite the existence of fossils of a red and a green alga — both eukaryotes — dating back about one billion years.

尽管存在着约10亿年前的红色和绿色藻类的化（都是真核生），人员却无法在那更古老的岩现这些化合的痕迹。

Mixotrophy even cuts both ways: an alga called Tripos furca can consume several microscopic animals a day, allowing it to survive in darkness for weeks.

一种叫骨叉角藻的藻类每天可以吃几只微型动，帮助它在黑暗存活数周。

All the plants we know today descended from the same ancestor: a teeny-tiny green alga — that's the singular for algae — that existed around 500 million years ago.

我们今天所知道的所有植都起源于同一个祖先：一种微小的绿藻——这是藻类的唯一名称——大约存在于 5 亿年前。

What they expected to find was two genomes: one fungus, one alga.

一个是真菌，另一个是藻类。

The alga bloom forced officials to close fishing areas in several states.

这种藻华的疯长迫使政府关闭了数个州的捕鱼区。

Remember that tiny alga whose tasty snack started the development of all the plant life on Earth hundreds of millions of years ago?

还记得数亿年前那种小小的藻类吗？它们的美味点心开启了地球上所有植的展。

Deborah Fauquier says scientists will look for evidence of the harmful alga in the whales.

福基尔表示，科学家们将会寻找有害藻类对鲸鱼造成伤害的相关证据。

Chlamydomonas is a single-celled alga that uses its centrioles for both swimming and reproduction, so can't do both at the same time.

衣藻是一种单细胞藻类，它利用心粒进行游动和繁殖，因此不能同时进行这两项活动。

Some of these symbiotic arrangements between alga and animal are however more heat sensitive than others.

然而，这些藻类与动之间的某些共生关系其他的关系更怕热。

DUCKWORTH: I mean, nostalgia, right? So, like, wait, " nos" means home, and " alga" means pain?

达克沃斯：我是说，怀旧，对吧？所以，等等，“nos”的意思是家，“alga”的意思是痛苦？