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Biology
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Create
lab equipment that you have used
balance
graduated sylinder
beaker
metabolism
the chemical reactions in an organism - purpose is to build up or break down materials
homeostasis
stable internal environment - keeps your body within certain limits
cells
the smallest unit in living things
sexual reproduction
produce offspring - 2 parents exchange genes
asexual reproduction
produce offspring - one parent
example
: budding
growth and development
start as a baby and go through stages to become an adult
energy
metabolism - take in energy - food
response to stimuli
response to looking/touching
evolution
change over time - gradually
observation
beginning - 1st thing that you do
hypothesis
educated guess or possible conclusion to question - must be testable
What are the steps to Set up experiment
experimental variable
independent variable
dependent variable
control group
experimental group
experimental variable
factor that being tested
independent variable
same as experimental variable - changed on purpose
dependent variable
factor being measured and observed
control group
does not have the independent variable - stays the same
experimental group
contains the independent variable - has a change
collect data
information gathered from an experiment
quantitative data
collect #s from measuring and observing
qualitative data
descriptions - words
conclusion
reject hypothesis, then rewrite hypothesis
support hypothesis, repeat theory - broad range
Base units for: Time
second - stopwatch
Base units for: length
meters - ruler meter stick
Base units for: volume
liter: graduated cylinder/beaker
Base units for: Mass
grams - balance
CODGERR
Cell
Organized
Develop
Grow
Energy
Response
Reproduce
Tissue
group of cells
organ
group of tissue with a special function
Author
Lee3
ID
168022
Card Set
Biology
Description
characteristics of living things
Updated
8/29/2012, 10:43:57 PM
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