1. Classification of Living Things
Taxonomy
Classification of Living Things

2. TAXONOMY- the science of naming and classifying organisms
Aristotle: grouped plants and animals based on similarities
Greeks & Romans-major groups called “genus” (means group)
Carl Linnaeus-( ) - Sweden--gave organisms a 2 word name...

3. Binomial Nomenclature
Means “2 word naming system”
Genus (always capitalized)
species (lower case)
either underlined or italics (only if printed on printer)
this is considered the Scientific Name!
Homo sapien

4. Universal Language
Provides a standard for communication among Biologists, regardless of their native language
2 different organisms cannot have the same scientific name
organisms can share one part of their scientific name w/another organism.

5. Hierarchical System Domain Kingdom Phylum Class Order Family Genus
species
{SCIENTIFIC NAME}

6. 5 or 6 Kingdoms?
5 Kingdom System: Monera (Bacteria), Protista, Fungi, Plantae, Animalia
*****6 Kingdom System: Archaebacteria, Eubacteria, Protista, Fungi, Plantae, Animalia

7. Species
Generally defined as a group of organisms that can breed to produce fertile offspring
All dogs are one species
Horses and donkeys are different species because when they breed, their offspring (mules) are sterile!

8. Write on the back of notes
Words to Know
Write on the back of notes
prokaryote (ic)- no nucleus, no cell organelles
eukaryote (ic)-nucleus, organelles
autotroph (ic)-produces its own nutrients
heterotroph (ic)-obtains nutrients from other organisms
Unicellular- one cell
Multicellular- many cells

9. DICHOTOMOUS KEYS Identification Key
Contains pairs of contrasting descriptions (A or B)
The correct description either leads to another pair of descriptions or identifies the object.
Open your book to page 462, Read the directions and Answer the questions