The primary functions of roots are to anchor the tree to the ground, store carbohydrates, absorb water and nutrients, and conduct those nutrients to the vascular system of the tre ...

Whether it's for a school project or because you really want to visualize your family's history, drawing a family tree is a ...

The Christmas tree became popular thanks to an 1848 etching of Queen ... English Puritans rejected the tree on the basis that it didn't have Biblical roots, ... The drawing was published in the ...