Section 1: Earth S Interior

Chapter 6 A Tour of the Cell Notes

6.1 All organisms are made of cells

A. Explain the main ideas of the cell theory

B. Describe how microscopes aid the study of cells

C. Compare and contrast animal cells and plant cells.

D. Distinguish between prokaryotic and eukaryotic cells

E. Define the following terms

1. cell theory

2. micrograph

3. organelle

4. plasma membrane

5. nucleus

6. cytoplasm

7. cell wall

8. prokaryotic cell

9. eukaryotic cell

6.2 Membrane’s organize a cell’s activities.

A. Describe the structure of cellular membranes

B. Identify functions of proteins in cellular membranes

C. Define the following term

1. phospholipid bilayer

6.3 Membranes regulate the traffic of molecules

A. relate diffusion and equilibrium

B. Describe how passive transport occurs

C. Relate osmosis to solute concentration

D. Explain how active transport differs from passive transport

E. Describe how large molecules move across a membrane

F. Define the following terms

1. diffusion

2. equilibrium

3. selectively permeable membrane

4. passive transport

5. facilitated diffusion

6. osmosis

7. hypertonic

8. hypotonic

9. isotonic

10. active transport

11. vesicle

12. exocytosis

13. endocytosis

6.4 The cell builds a diversity of products

A. Identify the role of the nucleus in a cell

B. Describe how the functions of ribosomes, the endoplasmic reticulum, and the Golgi apparatus are related

C. Distinguish between the functions of vacuoles and lysosomes

D. Summarize the path of cellular products through membranes

E. Define the following terms

1. nuclear envelope

2. nucleolus

3. ribosome

4. endoplasmic reticulum

5. Golgi apparatus

6. vacuole

7. lysosome

6.5 Chloroplast and mitochondria energize cells.

A. Compare and contrast the functions of chloroplasts and mitochondria

B. Define the following terms

1. chloroplast

2. mitochondria

3. ATP

4. substrate

5. active site

6.6 An internal skeleton supports the cell and enables movement

A. Describe the role of the cytoskeleton in cell movement

B. Compare and contrast the functions of flagella and cilia

C. Explain why a cell can be described as a coordinated unit

D. Define the following terms

1. microtubule

2. microfilament

3. flagella

4. cilia