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Biology chp 1

Chp 1 notes

QuestionAnswer
Name 2 major ways of exploring biology. 1. Discovering Biology (finding new species) 2. Experimental Biology
Name the scientific method. 1. Observation 2. Ask questions 3. Form hypothesis 4. Experiment 5. Use a control 6. Report
If a hypothesis is tested many times and is refutable, then is it considered a _____. Theory
Name 2 Defined Theories. 1. Cell Theory 2. Theory of Evolution
The cell theory says that Cells are the _____. basic unit of life
Explain 2 things about the Cell Theory. 1. All cells come from pre-existing cells. 2. All living things are composed of cells.
Hooke's discovery of the cell. Looking at the cork; cellulae
Leewenhoek "animal-cules"
Define the Theory of Evolution. descent from common ancestor, by Darwin
Natural Selection the mechanism for evolution
Define adaptations heritable traits that increase fitness
Define Taxonomy and who invented it. Classification system; Carolus Linnaeus
Name 7 (or 8) classification system. Domain, Kingdom, Phylum,Class, Order, Family, Genus, Species
Name 3 Domains. Bacteria, Eukarya, Archaea
Name the characteristics of Prokaryotes. single-celled organisms; no nucleus and organells
Characteristics of Eukarya true nucleus; single or multi-celled organisms, in clude Protistsm Fungi, Animals, and Plants
Name the set of characteristics that "Define Life." 1. Cells 2. Energy (capture and use) 3. Information (DNA & RNA) 4. Replication (survival of the species) 5. Evolution (population adaption)
The hierarchy of life in order from smallest to greatest. atom< molecules< cells< tissue< organ< organ system
Everything an organism does depends on __. Chemistry
Created by: 100001061295668
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