In the carbon cycle, what form of carbon do producers take in from the atmosphere to perform photosynthesis?

How did the miller-urey experiment impact the way scientists think about the origins of life? use what you know about the miller-urey experiments to discuss the factors needed for life to arise, and speculate on whether life could arise on another planet.

Which element forms the basis of all organic organisms a carbon b oxygen c hydrogen d nitrogen

What kinds of molecules can pass through the cell membrane without any problem?