What is Biology?
Dec 13, 2015
• Biology- natural science concerned with the study of life and living organisms– Fundamental concepts of
modern biology1. Cells are basic unit of life
Characteristics of Life1. Homeostasis: regulation of
the internal environment to maintain a constant state
2. Organization: being structurally composed of one or more cells
3. Metabolism: transformation of energy by converting chemicals and energy into cellular components (anabolism) and decomposing organic matter (Catabolism)
4. Growth and development: growing organism increases in size in all of its parts, rather than simply accumulating matter