Attualmente la vita sulla Terra è presente nella biosfera, la fascia di Terra che comprende la superficie terrestre e le profondità marine

Procariote ed eucariote In comune due caratteristiche Fondamentali: una membrana cellulare, materiale genetico.

Eterotrofi I mitocondri sono coinvolti in un processo, detto respirazione cellulare, un processo in cui vengono demolite le molecole organiche. La rottura dei legami chimici, provoca la liberazione di energia sotto forma di ATP. C6H1206 - 02 - CO2 -- H2O - ATP

gli autotofri, invece hanno i cloroplasti, organuli che hanno il compito di eseguire la sintesi cloro filiana , per crearsi nutrimento. CO2 - H2O - Energia solare -- C6H12O6 - O2.

Il nostro universo ha avuto inizio da un'enorme esplosione, il big bang, acui ha fatto seguito la formazione delle galassie, stelle, e pianeti.

Le cellule si osservano con i microscopi; ottico, eletronico a trasmissione, e elletronico a scansione.

Fans are always asking me where I get my ideas from. The answer is that I'm very curious, and I get inspiration from everywhere. I read the newspapers voraciously, so I know what's going on in real crime. I pay attention to the strange stories people tell me, and I also read a lot of scientific and forensic journals.

There is one candidate in this election who will protect that dream. One leader who will fight hard to keep the promise of America for the next generation. And that's why we must stand up and make Mitt Romney the next president of the United States.

I'm a dad, and I no longer see a way for my kids to even inherit the money that I'm making, let alone go out there, have an idea, and create it in their own lifetime.

There is nothing less productive than to make more efficient what should not be done at all.

I would never offer advice without the person asking for it. I, in general, don't believe in giving advice, actually, as a human being I don't.

Set your compass to beauty, humor, and grief; stay the course no matter what, and I'll support you with everything I've got.

I don't want a trillion-dollar empire to run.

When my kids started preschool, the teachers had to take away all the fake bananas because all the boys would pick them up and pretend that they were guns. Boys find sticks to play swords and anything that looks like a gun to shoot. It's just inside of them. It's who they are.

There's a gray area there that I'm satisfied is not gray.

I will never write a sequel to anything that I will ever write.

Pentecost is a celebration of God... a celebration of God's power... a celebration of God's desire to empower us and to dwell within us.

He who runs behind truck is exhausted, he who runs in front of truck is tired.

I hated Ali. God might not like me talking that way, but it's in my heart.

If you've got an industry where you've got massive investment, it doesn't matter whether you bring in alternative supplies. You still lose the money on that industry.

I read Popular Mechanics, Popular Science, Reader's Digest... I read some responsible journalism, and from that, I form my own opinions. I also happen to be intelligent, and I question everything.

Hard as things seem today, they will be better in the next day if you choose to serve the Lord this day with your whole heart.

Orchestra had a little brass ensemble on two tracks as well, but the rest was me. I knew I couldn't continue in this direction, even if people liked it, because I can only duplicate myself.

I am now completing research supported by NSF and NEH that is mapping changes in the English language through all of North America, for both mainstream and minority communities.

I have a hard problem, being some part Native American - being a Christian: do you get burned, do you get cremated, do you get - let the sharks eat you? How do you die?

The studio scene in California is sort of ridiculous anyway.

We're not good at propping up old carcasses. We want to be on top of what's vital at any particular time, and not just hold onto something because it has a name.

He's very clever, but sometimes his brains go to his head.

For every answer, I like to bring up a question. Maybe I'm related to Alfred Hitchcock or maybe I got to know him too well, but I think life should be that way.

In between 15 and 20 - probably at around 17 - my interests switched from hard rock to punk rock. And then by 20 they were circling out of punk rock back into Black Sabbath, Led Zeppelin, the stuff that I didn't get to when I was younger.