On a molecular level, the structure of chlorophyll is very similar to heme, which is a part of hemoglobin present in human blood. Heme, which is what makes blood appear bright red once exposed to oxygen, is bound to proteins forming hemoglobin.
Lightning is a bright flash of electricity produced by a thunderstorm. All thunderstorms produce lightning and are very dangerous. If you hear the sound of thunder, then you are in danger from lightning. Lightning kills and injures more people each year than hurricanes or tornadoes; between 75 to 100 people.
Updated March 07, 2017. Thunderstorms are small scale severe weather events associated with frequent lightning, high winds, and heavy rainfall. They can and do occur at any time of the year, but are most likely to happen during the afternoon and evening hours and during the spring and summer seasons.