<span>Radon may cause lung cancer when inhaled.
a: is formed by the breakdown of the ozone layer
b: may cause lung cancer when inhaled
c: binds with hemoglobin, preventing binding with oxygen
d: contributes to the breakdown of the ozone layer
e: in the atmosphere limits the availability of sunlight for plants</span>
- The first three Chinese dynasties, the Xia, Shang and Zhou, are often referred as the '3 holy dynasties'.
- Qin Shi Huang, ruler of the Qin Dynasty became the first emperor of a unified China.
-The first dynasty established in China was the Xia Dynasty. Most of what is known about this early dynasty comes from legends.
Channel Tunnel, CN Tower, Empire State Building, Golden Gate Bridge, Itaipu Dam, North Sea Protection Works (Netherlands), Panama Canal. Hope this helps!
No, because that is out of our range of sight and tools to search space.
