PLEASE TRY!, to awnser ANY of the questions below.
~What factors cause leaves to change colors.
Where do these colors come from?
~What are the names of the specific chemical pigments that cause the colors we see (reds, yellows, purples, browns, greens etc.) These are the same pigments (chemical that causes color) that give fruit their different colors.
~What is the process (how it happens) that cause leaves to fall off of the branches. Explain at the cell level. (picture)
Please try to awnser. Thanks.
2007-10-28
11:58:25
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3 answers
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asked by
jodles
1