Chapter 1- The Science Of Biology Flashcards
Science
Organized way of using evidence to learn about the natural world
Goal of science
The goal of science is to investigate and understand the natural world, to explain events in the natural world, and to use those explanations to make useful predictions.
Observation
Process of gathering information about events or processes in a careful, orderly way
Data
The information gathered from observations
Inference
Logical interpretation based on prior knowledge or experience
Hypothesis
Proposed scientific explanation for a set of observations
- educated guess with some substance
- must be proposed in a way that enables them to be tested
Spontaneous generation
Life arising from nonliving matter
Controlled experiment
One variable is changed at a time
Manipulated variable
Variable that is deliberately changed
Responding variable
Variable that is observed and that changes in response to the manipulated variable
Theory
Well supported hypothesis (applies to a well-tested explanation that unifies a broad range of observations)
Biology
Science that employs the scientific method to study living things
Characteristics of living things
Should have right
Starts from an atom…
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Biology
Science that employs the scientific method to study living things
What is science and what can it do?
Science studies the natural world and it can provide us with answers to the questions we have about nature and its connections to society
What science is(in terms of what it can do)
Investigate and understand nature
Gather evidence based on observations
Five senses
Collect data
What else is science
Discovery
Problem solving in terms of science
What is science not
Morals, technology, religion
Cannot provide answers to questions that have no answer (pseudoscience)
Two types of data
Qualitative and quantitative
Scientific theory
Hypothesis has tons of support and has not been disproved
Truth until proven untrue
Biogenesis
Life coming from life
Variables
Factors in an experiment that can change
Homeostasis
Organism keeping conditions inside their bodies as constant as possible
-stable internal balance