Also Known As Living Things
Levels of
Biological
Unicellular Organisms
Organization
Hydra:
Made only
of tissue
•Unity and Diversity of Life
•Organisms are grouped together by:
•Similarity of structures
•Fossil record
•Genetic make-up
•Life cycle
•Embryonic development
•Chemical similarities
1 Structure
2
Fossil Record
3 Genetics
4 Life Cycle
Embryonic
5
Development
6 Chemistry
A
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C
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Monera
General
•5 Kings Most Kinds
•Phyla
•Genus
Specific
•Species Fewest Kinds
K
K
P
P = Wolf, House Cat
G = Wolf, Dog
G
S
S
•Let’s name the organisms we classify!
•Binomial = 2 names
•First
•second
Common
International
Human
House Cat
Dog
Wolf
Homo sapiens
Felis domesticus
Canis familiaris
Canis lupus
1. Nuclear Membrane
2. Unicellular or Multicellular
3. Nutrition type
4. Primitive Monerans
1. Prokaryote
•
Lacks nuclear membrane
2. Eukaryote
•
Have nuclear membrane
Monera
Fungi
Protista
Plant
Animal
1 Monera
•
•
Primitive (simple)
Major Groups
•
Bacteria
•
•
Phosynthesis
Blue-Green Algae
Monera
Bacteria
Blue-Green Algae
2 Protista
•
•
•
Mostly Unicellular
Plant-like and/or Animal-like
Major Groups
•
Protozoa
•
Animal-like
•
•
•
Food from environment
Examples: Paramecium and Ameba
Algae
•
Plant-like
•
•
Photosynthesis
Example: Spirogyra
Protista
Protozoa
Algae
3
•
Fungi
Branched, Multinucleated
•
•
•
Digest food from environment
Non-motile
Examples
•
•
•
Yeast
Bread Mold
Mushroom
Fungi
4 Plant
•
•
Multicellular, Photosynthetic
Major Groups
•
Bryophytes
•
Lack Vascular Tissue
•
•
Example: Moss and liverwort
Tracheophytes (“tube”)
•
Have Vascular Tissue
•
Examples: Fern, pine tree, corn
Plant
Bryophytes
Tracheophytes
5 Animal
•
•
•
Multicellular
Ingest food
Major Groups
•
Coelenterates
•
2 cell layers, hollow body cavity
•
•
Examples: Hydra, jellyfish, corals
Annelids
•
Segmented Body
•
Example: Earthworm, sandworm,
leach
5 Animal Cont.
•
Major Groups
•
Arthropods
•
•
Jointed appendages
Exoskeleton
•
•
Examples: Grasshopper, lobster, spider
Chordates
•
Dorsal (back) nerve cord
•
Example: Shark, frog, human
Animal
Coelenterates
Annelids
Animal
Arthropods
Chordates