Meristems bring about the growth or buds and production of a plant, from its beginnings as a root.
Western Europe is important to the US because so many US citizens have roots from that area, because the cultures are closely related, because the countries of the region have been allied with the US and becasue Western Europe is a major economic power and trading partner of the US.
The topsoil region of a soil profile typically reacts the most due to its higher concentration of organic matter and biological activity. This region is where most nutrient cycling and plant roots are active, leading to greater reactivity compared to subsoil layers.
Apical meristem
Roots are an incredibly important element to a great many plants. These plants depend on the roots to suck up water.
newdiv
farming
Roots are important because they sip the water floods during a storm.
rhizozhere is region of soil around the roots of the plants
Without being able to see the roots of the gardenia, it's hard to say if they've had any activity. The roots of the plant are often shallow so it may look as though they're not growing anymore.
mechanical weathering
Roots and leaves are equally important to a plant. Without either one, it dies.
It provides the roots with carbohydrates. (APEX)