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What is biology
It is the study of living things
What is the scientific method
To identify problems from investigations and to test the possible explanations by experimentation
What is an observation
When something is noticed
Hypothesis definition
Is a educated guess based on a observation
Purpose of a hypothesis
To form the basis of a prediction
What is data
Consists of the measurements and information gathered from experiments
What is a theory
Is a hypothesis that has been supported by numerous experiments
What is the law of principle
A theory that has been shown to be correct when tested over a long period of time
Publishing results from an experiment
Scientific journal or internet
Why is it important that they are published
Information made more widely available and spreading knowledge so others can learn and repeat
Variable
It is a factor that can change in a experiment
Control
Used to provide comparison against the experiment
How do you keep experiments fair?
Large sample size and random selection
Double blind testing
Neither the tester nor the subject should know who is receiving the real drug or the placebo
Placebo
it is a harmless drug which is given to patients in a control group in a investigation of a certain drug
Ethics
Argues if something is right or wrong
what are good expirmental design features
A control. Only one variable. Large sample size. Replicates. Random selection
Limitations to the scientific method
It is limited to the extent of our basic knowledge.
Bias
Is limited by our ability to interpret the results
