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98 Cards in this Set

  • Front
  • Back
How are a milliliter and a cm3 related?
equal
What is the smallest unit that biologists study?
atoms/molecules
What is the smallest living unit?
cell
At what point of our experiment do we use SI or the metric system?
collecting data
How does society help science advance?
raises questions and sets limits
How is science beneficial to society?
1. increases understanding of our environment
2. advances technology
3. provides answers to questions
4. helps us make decisions
What do we call differences in cells (size and shape) that allow them to perform different functions?
specialization or differentiation
What is the ability of a scientist to judge their own work or someone else's, even if it goes against their own personal thoughts or beliefs?
open-mindedness
What do we call the characteristic of a scientist that describes their unwillingness to believe something without repeated evidence?
skepticism
What do peer reviewers look for?
mistakes and bias
Why is publishing important?
inspires other scientists to explore related questions
Who should peer review?
independent and anonymous experts
Why are publishing and peer review important?
can fix mistakes
What are the levels of organization from simplest to most advanced?
atom - molecule - cell - tissue - organ - organ system - organism
SI unit for length
meter
Si unit for mass
gram
derived unit of mass/volume
density
amount of matter in an object
mass
amount of space matter occupies
volume
a group of cells working together
tissue
a group of tissues working together to perform a function
organ
a group of organs working together
organ system
when you notice something using your senses
observation
study of life
biology
study of animals
zoology
study of plants
botany
study or organisms interacting with others and their environment
ecology
study of the inheritance of traits
genetics
the genetic information in a living thing
DNA
recorded scientific information
data
a trait that helps an organism survive
adaptation
a tool for magnification that allows scientists to see great detail
microscope
what form is a hypothesis written?
if/then
What form is a scientific problem written in?
question
the process where an organism matures to adult form
development
an increase in the size or number of cells
growth
factors that are the same in both the experimental and control groups
constants
the breakdown of food
digestion
the change in species over time, involves adaptation
evolution
eating or swallowing
ingestion
all the chemical reactions in your body that help you obtain and use energy
metabolism
the factor you are changing or testing in an experiment
manipulated or independent variable
the factor you measure to see the impact of the IV
responding or dependent variable
your body's constant internal environment
homeostasis
the modern metric system
SI - System International
metric unit for liquid volume
liter
a body of knowledge gained by observation and experimentation, a way of knowing
science
anything that causes a response
stimulus
applied science
technology
burning food to get energy, usually with oxygen
respiration
data that is precise, numerical, a measurement
quantitative
data that is an opinion, subjective, a judgement
qualitative
one type of living thing, capable of breeding naturally
species
reproduction with 2 organisms exchanging DNA, gives variety or diversity
sexual reproduction
reproduction with 1 parent, 1 set of DNA being copied exactly and split
asexual reproduction
SI unit for temperature - What is its advantage?
Kelvin - absolute zero
metric unit for temperature
Celsius or centigrade
measure of how hot or cold something is - how fast the particles are moving
temperature
What is the advantage of a compound light microscope?
the disadvantage?
can see living things, less magnification and resolution
What is the advantage of an electron microscope? the disadvantage?
can see great magnification and resolution, objects must be dead
root word meaning small
micro
root word meaning life
bio
root word meaning study of
logy
root word meaning many
multi
root word meaning one
uni
root word meaning not or without
a
root word meaning a statement
thesis
root word meaning to see
scope
root word meaning same
homeo
root word meaning self
auto
root word meaning to know
scientia
root word meaning below
hypo
How do humans maintain homeostasis of body temp.?
sweat, shiver
How do humans maintain homeostasis of blood pressure?
heart beats faster or slower and blood vessels dilate or constrict
Where does most energy for life on earth originate?
the sun
How do humans get their energy?
eat food
What do we do if our experiment doesn'e support our hypothesis?
revise and retest
What are 3 goals of science?
1. provide natural explanations
2. understand patterns in nature
3. make useful predictions
scientific explanation for a set of observations, can be tested
hypothesis
in a controlled experiment, how many variables are changed?
1
the smallest living unit
cell
a living thing
organism
when an organism gets rid of metabolic wastes
excretion
distance between two points
length
with what does science usually begin?
curiosity about observation of the natural world
why is SI preferred (2 reasons)
universal
based on 10 - easier
a particular preference or point of view that is personal rather than scientific
bias
a well-tested idea that unifies many observations and allows for accurate predictions in new situations
theory
moral principles that govern behavior
ethics/bioethics
a living thing
organism
a well-tested idea that unifies many observations and allows for accurate predictions in new situations
theory
with what does science usually begin?
curiosity about observation of the natural world
moral principles that govern behavior
ethics/bioethics
causes a response
stimulus
thin layer of life around earth
biosphere
organism that makes its own food
producer/autotroph
organism that con't make its own foor
consumer/heterotroph
the group in an experiment that is exposed to the same conditions as the experimental group except for the IV, used for comparison
control group