Cell Theory
All _________________ are made of cells.
living things
Bacteria are these types of organisms (uni or multi)
Unicellular
The basic structural and functional unit of life
Cell
Alive or Not: Viruses
Not
The cell is the most basic unit ____________.
of life
These organisms have groups of cells that work together to form tissue, organs, and organ systems to carry out life functions. (uni or multi)
Multicellular
An organism consisting of one cell
Unicellular
Which is not multicellular:
Bacteria
Humans
Plants
Cats
Bacteria
All cells arise from ___________________.
preexisting cells
These organisms carry out all life functions in one cell
Unicellular organisms
States that the cell is the basic unit of all living things
Cell Theory
How do scientists determine if something is alive?
It is made of at least one cell.
Cells _____________ in order to made new organisms.
divide or reproduce
Specialized cells are part of a _________ organism
Multicellular
An organism made up of more than one, often different, cells.
Multicellular
Microscope
A non-living particle that makes copies of itself in a living cell
Virus
Name the three tenets of cell theory
1- all living things are made of cells
2- the cell is the basic unit of life
3- cells arice from pre-existing cells