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IB Biology 1 Chapter 1

AB
The Scope of BiologyBiology is the study of life is rooted in the human spirit
Emergent PropertyBiological organization is based on a hierarch of structural levels, each building on the levels below
The subunits of organisms, the units of lifecells
evolutionchange
Darwin's bookOn the origin of species by means of natural selection
Darwin's shipHMS Beagle
Consumerseat plants and other animals. They take in oxygen and return carbon dioxide to the atmosphere
Decomposersact as recyclers, changing the complex dead matter into simple mineral nutrients that plants can use
Energy from the sun...is the driving force behind all connecting webs and ecosystems
Eukaryotican organism that has a true nucleus bounded by nuclear membrane animals, plants, fungi, protozoa
ProkaryoticA single celled microbe in which the chromosome is scattered in the cytoplasm and not bounded by a membrane bacteria
organsmake systems
DNAthe blueprints of life of the molecular commonality for the basis of the diversity of life common in all life and properties
Characteristics of lifeOrder, Regulation, Growth and developement, response to the environment, reproduction, evolution, energy utilization
Life has orderEukarya Bacteria Archaea
KingdomsPlantae Monerans Fungi Protista Anamalia
Inductive reasoningScientific testing of a hypothesis
Deductive reasoningdeveloping a hypothesis
Scientific methodobserve, hypothesis, experiment, collect data, classify, conclusion
Independent Variablesomething that is manipulated
Dependent variabledepends on independent variable
Darwin's proposalorganisms that are best suited to their environment are most likely to survive and pass on their traits
NaturalistA person who studies organisms and their environment
Extrapolationguess, predict
Interpolationgraphing, measuring data that you KNOW


High School Student

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