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艾滋病有救了吗

设问

  1. 为何被称为伦敦患者
  2. 移植物抗宿主病的英文
  3. 哪里人盛产抗体
  4. 是单一因素在起作用吗

所谓功能性治愈,就是艾滋病病毒没完全杀灭,但人体免疫机制能控制它们,在某些条件下,还是有复发可能性,而根治,就是一个病毒也没了。

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范跑跑

Endurance Gene

Homo sapiens are nowhere near the fastest runners in the animal kingdom. But what we lack in speed, we make up for in endurance. And we're specially equipped to go the distance. We've got bigger butt muscles than other primates. We lost most of our fur, too, and sprouted lots of sweat glands, to help us cool off.

Scientists believe our endurance running abilities began to appear two million to three million years ago, around the time the genus homo came about. And a new study suggests that a mutation in one key gene had something to do with it.

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鸡为什么会这么听话

Medieval Chickens

Why did the chicken cross the road? Well, that's a philosophical pickle. But if you want to know why chickens don't get cross at people - why they're content being kept in their coops - science can help.

"Domestic species are interesting because their genetic makeup has changed dramatically as part of the process of going from wild to domestic."

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