Slides 1 to 102 Copyright © 2007 Pearson Education, Inc., publishing as Benjamin Cummings
Studying Cells Cell Theory: Four Basic Concepts Basic building blocks of life Smallest functional units of life Products of cell division Homeostatic Copyright © 2007 Pearson Education, Inc., publishing as Benjamin Cummings
The Diversity of Cells in the Human Body Studying Cells The Diversity of Cells in the Human Body Figure 3-1
Studying Cells Cytology Study of structure and function of cells Cytology depends on seeing cells Light microscopy (LM) – 1000x magnification Electron Microscopy (EM) Scanning EM (SEM) – 3D Transmission EM (TEM) – high magnification Copyright © 2007 Pearson Education, Inc., publishing as Benjamin Cummings
The Cytoplasm Cytoplasm Extracellular Fluid – fluid outside of cell Cytosol – intracellular fluid Organelles – internal structures that perform specific functions Extracellular Fluid – fluid outside of cell Copyright © 2007 Pearson Education, Inc., publishing as Benjamin Cummings
The Cytoplasm Intracellular-Extracellular Differences Substance Intracellular [C] Extracellular [C] K+ High Low Na+ Enzymes Carbs Amino Acids Lipids Copyright © 2007 Pearson Education, Inc., publishing as Benjamin Cummings
Studying Cells Anatomy of a Representative Cell Figure 3-2
The Cytoplasm Organelles Membranous organelles Isolated compartments Nucleus Mitochondria Endoplasmic reticulum Golgi apparatus Lysosomes Peroxisomes Copyright © 2007 Pearson Education, Inc., publishing as Benjamin Cummings
The Cytoplasm Organelles Nonmembranous organelles Cytoskeleton Microvilli Centrioles Cilia Flagella Ribosomes Proteasomes Copyright © 2007 Pearson Education, Inc., publishing as Benjamin Cummings
Components of Cell Note Cards Make note cards using Table 3-1 on page 60 of your text. Write the structures name and draw a simple sketch on one side of your note card. On the reverse side, write the composition and function.
Coloring Workbook The packet will be due the day before the test. You can now complete numbers 2, 5, 6 and 7.