cell theory standard: 7.1 all living organisms are composed of cells, from just one to many...
TRANSCRIPT
Cell Theory
Standard: 7.1 All living organisms are composed of cells, from just one to
many trillions, whose details usually are visible
only through a microscope.
Objectives
Students will:
know all living organisms are made of one or more cells
know the cells is the smallest unit of life
be able to explain and summarize the cell theory
be able to name the basic components of life
True or False???
All living things are made of cells?
TRUE
How do you know??? Have you seen your cells??
YES, YOU HAVE!
You’ve ALL seen your own cells! When you made a wet mount slide you observed cells from the tissue of your cheek!
Read with me…
“The Cell Theory” pg. 49
All organisms are made of one or more cells.
The cell is the smallest unit of life.
All new cells come from preexisting cells
Complete your notes:
How do you know if something is alive??
Which is alive? Why? What can a living thing do that a non-living thing can NOT?
Read with me…
“Characteristics of Life” pg. 50-52
Organization
Responses
Reproduction
Homeostasis = BALANCE
Energy
Growth and Development
Read with me…
“Water- The Main Ingredient” pg. 53
Water helps maintain homeostasis (balance).
Water can dissolve molecules.
Water in the blood helps transport substances.
Other basic substances of life…
Proteins
Nucleic Acids
Lipids
Carbohydrates