Uni vs. Multi
a horse
multicellular
What does the "M" and "R" stand for?
move, reproduce
How many characteristics of life did we discuss?
7
bacteria
living
How many statements are in the cell theory?
3
a chicken egg
multicellular
What does the "S" stand for?
senses, respond to stimuli and environment
What is the characteristic of life that describes an organism getting larger and changing over time?
growth and development
nonliving
Cells do not come from preexisting cells.
false
an amoeba
unicellular
What does the "B" and "E" stand for?
breathe, excrete waste (use bathroom)
Why do organisms need to eat?
for energy
An apple fell from a tree. Is the apple considered living or nonliving?
nonliving
Cells are the smallest unit of life,
true
salmonella
unicellular
What does the "N" stand for?
nutrition, gotta eat food for energy
What characteristics is this an example of?
A dog hears an unfamiliar noise and barks.
senses, respond to stimuli and environment
What is the minimum number of cells an organism must have to be considered living?
1
What is needed to see cells?
a microscope
fire
neither
5. Draw a conclusion.
6. Communicate the results.
What does the "G" stand for?
growth and development
Why do organisms reproduce?
to keep the species alive
True or false: All living things need food, water, and oxygen.
false, (trick question: Plants need carbon dioxide.)
What are the 3 parts of the cell theory?
1. All organisms are made of one or more cells.
2. Cells are the most basic unit of life.
3. All cells come from pre-existing cells.