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Period 3. Subhon Ghosh 309, Medha Bhonsle 304, Nydia Kuo 318, Vineel…
Period 3. Subhon Ghosh 309, Medha Bhonsle 304, Nydia Kuo 318, Vineel Kamani 314
obtaining oxygen
.
rid of wastes
.
obtaining food
.
roles of organism
.
cells do these (help)
basic processes of life
example
cells in digestive system
absorb food
provide body w/
energy
needed for growth
measured in units
measured in micrometers.
1 millionth of a meter
symbol: μm
blood cell: 7 μm
Definition: A scientific theory which describes the properties of cells.
Cells..
Cells come from existing cells
life functions happen inside cells
organisms made of one or more cells
Definition (CELL)
#
"The basic unit of structure and function in living things"
CA Life Science Textbook*
Unicellular
single celled organisms
bacteria
uni- means one
Multicellular
multi-celled organisms
Cells organized into..
TISSUES
group of cells that work together
ORGANS
group of tissues that work together