Objective: Describe the characteristics of living things Provide a basic description of cells
Living things: 1.can reproduce 2.grow and develop 3.respond to the outside world 4.need to use energy 5.change as their environments change 6.can move 7.are very highly organized (called organisms) 8.are made of cells
Cells – The basic units of life. The simplest living structures that can carry out all the activities characteristic of life.
1. Layers of cells that are similar in structure and function are called tissues 2. Different types of tissues can group together to form organs 3. Certain organs combine to form organ systems
CellsLess Complex Tissues Organs SystemsMore Complex
1. Skeletal 2. Muscular 3. Nervous 4. Circulatory 5. Excretory 6. Digestive 7. Endocrine 8. Respiratory 9. Reproductive
Please write a summary of the notes. Complete the Worksheet (Hand Out): “Understanding Cells –Lesson 1: Life and Cells”