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Biology 21 Online
OpenStudy (sneakysquash):

_____ is the main energy source for all life on earth. -Chlorophyll -Water -Sunlight -Nitrogen

OpenStudy (anonymous):

-Sunlight

OpenStudy (anonymous):

It all begins with light. Plants would could not life without light, the earth would not be warm without light, we would have solar energy without light, and etc.

OpenStudy (sneakysquash):

yeah man, i kinda thought so. thanks dude/

OpenStudy (anonymous):

You're welcome

OpenStudy (anonymous):

Can you please medal?

OpenStudy (anonymous):

c

OpenStudy (sneakysquash):

yeah man.

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