CHARACTERISTICS OF LIVING THINGS & THE CELL THEORY

CHARACTERISTICS OF LIVING THINGS Q: How can you identify living things from non-living things? Discuss with a partner the following question:

CHARACTERISTICS OF LIVING THINGS Living things grow in size, repair themselves and reproduce Living things require energy Living things respond to changes in their environment Living things have a lifespan Living things produce waste

THE CELL THEORY All living things are made up of at least one cell. A cell is the basic structural and functional unit of all living things. Some organisms consist of one cell (bacteria) and others trillions of cells (humans). The Cell Theory states the following: 1. All living things are made of one or more cells. 2. The cell is the basic unit of life. 3. All cells come from pre-existing cells.

CLASSWORK: 1. READ/SKIM OVER SECTION 4.1 AND 4.2 IN YOUR TEXTBOOK. 2. ADD EXAMPLES FROM TABLE 1 TO YOUR HANDOUT. 3. COMPLETE QUESTIONS 1 AND 2 FROM “CHECK YOUR LEARNING” AT THE END OF SECTION 4.1