分类目录归档：cell
Transcriber: Andrea McDonough Reviewer: Bedirhan Cinar
Every cell in your body
is separated from those around it
by its outermost layer,
its membrane.
A cell membrane must be both sturdy and flexible.
Transcriber: Andrea McDonough Reviewer: Jessica Ruby
Around 1469, a wealthy money changer commissioned
a young painter named Sandro Botticelli
to paint an altar piece.
Botticelli would, of course, bec
You can think of your cells
as the kitchen in a busy restaurant.
Sometimes your body orders chicken.
Other times, it orders steak.
Your cells have to be able to crank out
whatever the body needs
and q
Imagine two people are listening to music.
What are the odds
that they are listening
to the exact same playlist?
Probably pretty low.
After all, everyone has very different tastes in music.
Now, what
You're in line at the grocery store when, uh oh,
someone sneezes on you.
The cold virus is sucked inside your lungs
and lands on a cell on your airway lining.
Every living thing on Earth is made of ce
What if you could absorb another organism
and take on its abilities?
Imagine you swallowed a small bird and suddenly gained the ability to fly.
Or if you engulfed a cobra
and were then able to spit po
Despite advances in medicine,
cancer remains one of the most frightening diagnoses patients can receive.
What makes it so difficult to cure is that it's not one illness,
but a family of over 100 disea
The elephant is a creature of epic proportions,
and yet it owes its enormity to more than 1,000 trillion microscopic cells,
and on the epically small end of things,
there are likely millions of unice
Cell membranes are structures of contradictions.
These oily films are hundreds of times thinner than a strand of spider silk,
yet strong enough to protect the delicate contents of life:
the cell's wa
During World War I, one of the horrors of trench warfare
was a poisonous yellow cloud called mustard gas.
For those unlucky enough to be exposed,
it made the air impossible to breathe, burned their