Answer:
False
Explanation:
A leaf is a complex combination of various chemicals.
The chemical composition of the foliage varies depending on different factors such as: the species, the time of the year, the growth conditions, the edafoclimatic factors, the silvicultural treatments and the site, and even during the hours of the day which is related to the photosynthetic activity, maximum in moments of greater illumination and breathing. All this facilitates the processes of formation and degradation of biologically active substances in plants .
For this study some authors divide the chemical substances contained in the foliage into different groups: proteins, carbohydrates, lipids, phenolic compounds, vitamins, organic acids and mineral substances.
