Potential energy Definition and Examples - Biology Online Dictionary (original) (raw)
Water in Plants
The movement of molecules (specifically, water and solutes) is vital to the understanding of plant processes. This tutorial will be more or less a quick review of the various principles of water motion in reference to plants. ..
Muscle
Muscle cells are specialized to generate force and movement. Learn about the different types of muscle tissues in this tutorial and the molecular mechanisms of contraction...
Sensory Systems
A sensory system is a part of the nervous system consisting of sensory receptors that receive stimuli from the internal and external environment, neural pathways that conduct this information to the brain and parts of the brain that processes this information. Know the different sensory systems of the human body as elaborated by this tutorial...
A Balanced Diet – Carbohydrates and Fat
Apart from vitamins, the human body also requires high energy sources such as carbohydrates and fats. If you want an overview of the different carbohydrates and fats the body needs, read this tutorial...
Evolution of Life – Ancient Earth
Autotrophs flourished, absorbing carbon and light. Soon after, primitive life forms that could assimilate oxygen thrived. Life continued to diversify resulting in the rise of different organisms competing with one another for survival. Learn more about these single-celled life forms blossoming the primitive Earth...
Movement of Molecules Across Cell Membranes
Molecules move within the cell or from one cell to another through different strategies. Transport may be in the form of simple diffusion, facilitated diffusion, active transport, osmosis, endocytosis, exocytosis, epithelial transport, or glandular secretion. This tutorial provides elaborate details on each of these mechanisms. Find out how. ..