Plants are responsible for incredible feats of molecular transformation. Plant processes, such as photosynthesis, photop..
Dinosaurs represented a major turn in the evolutionary development of organisms on Earth. The first dinosaurs were presu..
In plants, growth occurs in meristems, which are the site of repeated cell division of unspecialized cells. These cells ..
ATP is the energy source that is typically used by an organism in its daily activities. The name is based on its structu..
Proteins and minerals can be derived from various dietary sources. They are essential for the proper growth and developm..
This tutorial looks at the relationship between organisms. It also explores how energy is passed on in the food chain an..
