A new study has investigated how the relationship between mean annual precipitation (MAP) and grassland biomass changes when one or more nutrients are added. The authors show that precipitation and ...

Every organ in our body contains a small number of adult stem cells that are specific to its niche. These cells act like a ...

Explores the structure and function of green plants, focusing on their three main parts: roots, stems, and leaves. Roots anchor the plant and absorb water and minerals through root hairs. Stems ...