Biology:The Living Environment Mr. Saccone

Chapter 1 The Concept of Life SACCONE IS THE COOLEST

Biology- The study of living things Biology- The study of living things. Bio – Life, living ology- The study of SACCONE IS THE COOLEST

Living things are known as organisms. (I) All living organisms carry on the following life functions: SACCONE IS THE COOLEST

Nutrition The activities by which living things obtain food and process it for growth and repair of their body cells. http://www.innerbody.com/anim/mouth.html SACCONE IS THE COOLEST

Nutrition SACCONE IS THE COOLEST

The absorption and circulation of materials within an organism. Transport The absorption and circulation of materials within an organism. http://www.innerbody.com/anim/card.html SACCONE IS THE COOLEST

RESPIRATION IS NOT BREATHING! The process by which energy stored in food is converted to a form that can be used by the organism. RESPIRATION IS NOT BREATHING! SACCONE IS THE COOLEST

Respiration The production of energy! SACCONE IS THE COOLEST

Excretion The removal of cellular wastes from an organism. *egestion- removal of undigested materials (feces). SACCONE IS THE COOLEST

Synthesis The process by which large molecules are built from smaller molecules. Ex: 1 + 1 = 2 small + small = large Amino Acid + Amino Acid = Protein SACCONE IS THE COOLEST

Regulation Involves the control and coordination of all activities of an organism. SACCONE IS THE COOLEST

Involves the increase in cell number and cell size of an organism. Growth Involves the increase in cell number and cell size of an organism. SACCONE IS THE COOLEST

The production of new individuals. *survival of the species Reproduction The production of new individuals. *survival of the species SACCONE IS THE COOLEST

(II) Metabolism All the chemical activities that take place in an organism to keep it alive. SACCONE IS THE COOLEST

The maintenance of a stable internal environment. (III) Homeostasis The maintenance of a stable internal environment. SACCONE IS THE COOLEST