2 The Cell Theory The cell is the basic unit of structure and function (a.k.a. – life) All living things are made up of 1 or more cells Cells come from other, preexisting cells (a.k.a. – reproduction)
3 What is a cell? I t is the smallest unit of life that carries out life functions Animal Cell Plant Cell
4 What’s Inside? Organelles – tiny structures within a cell that perform specific jobs to keep the cell alive
5 Cytoplasm - gel-like material inside cells Cytoplasm
6 Cell Membrane - protects cell and gives it shape and controls what enters and leaves the cell. Cell Membrane
7 Nucleus - directs cell activities (brain) Nucleus
8 Endoplasmic Reticulum (ER) - movement of materials throughout cell ER
9 Ribosome - makes proteins Ribosomes
10 Mitochondria - the powerhouse of the cell (converts food into energy for the cell) Mitochondria
11 Chromatin/Chromosomes (DNA) - contains genetic information (inside the nucleus) Chromatin
12 Chloroplast - takes energy from the sun and makes food for the PLANT cell (not found in Animal Cells) Chloroplast
13 Cell Wall - supports and protects PLANT cells (not found in animal cells) Cell Wall
14 Vacuole - storage of food and water Vacuole
15 Golgi Body - packages and moves proteins Golgi Body
16 Lysosome - digests wastes Lysosome