Levels of Organization in Biology. Fig. 1.08 Atoms HydrogenOxygen Cells Smallest level of...
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Transcript of Levels of Organization in Biology. Fig. 1.08 Atoms HydrogenOxygen Cells Smallest level of...
Levels of Organizationin Biology
Atoms
Hydrogen Oxygen
Cells
Smallest level of organization living and non-living
Example: Hydrogen
Atom
Atoms
Molecule
Hydrogen Oxygen
Water
Cells
Molecule
Atoms that bond together are called molecules.
Example: Water
Atoms
Molecule
Macromolecule
Hydrogen Oxygen
Water
Cells
Macromolecule
• More complex (large) molecules
• Example: Carbohydrates
Atoms
Molecule
Macromolecule
Organelle
Hydrogen Oxygen
Water
Mitochondrion
Cells
Organelle
• Parts of the cell
» Example: Nucleolus
Atoms
Molecule
Macromolecule
Organelle
Cell
Hydrogen Oxygen
Water
Mitochondrion
Cells
CellCells are the
basic units of life
Example: Red Blood Cell
Atoms
Molecule
Macromolecule
Organelle
Cell
Tissue
Hydrogen Oxygen
Water
Mitochondrion
Cells
Tissuecells that work together similar function
Example: Muscle tissue
Atoms
Molecule
Macromolecule
Organelle
Cell
Organ
Tissue
Hydrogen Oxygen
Water
Mitochondrion
Cells
Organ• Groups of tissue
that work together for a specific purpose
Example Liver:removes
toxins from body
Atoms
Molecule
Macromolecule
Organelle
Cell
Organ
Tissue
Organ system
Hydrogen Oxygen
Water
Mitochondrion
Cells
Organ System• Several organs
working together make up an organ system
• Example– Digestive System
Atoms
Molecule
Macromolecule
Organelle
Cell
Organ
Tissue
Organ system
Hydrogen Oxygen
Water
Mitochondrion
Cells
Organism
Organism• Organisms are any
living creature
• Example -Elephant
Atoms
Molecule
Macromolecule
Organelle
Cell
Organ
Tissue
Organ system
Hydrogen Oxygen
Water
Mitochondrion
Cells
Population
Organism
Population
Group of similar organisms that live in the same area
Example - Elephants
Atoms
Molecule
Macromolecule
Organelle
Cell
Organ
Tissue
Organ system
Hydrogen Oxygen
Water
Mitochondrion
Cells
Community
Population
Organism
CommunityDifferent populations
that make up the same area
• Example - Elephant, Zebra, grasses, Trees, Fungi, Bacteria
Atoms
Molecule
Macromolecule
Organelle
Cell
Organ
Tissue
Organ system
Hydrogen Oxygen
Water
Mitochondrion
Cells
Ecosystem
Community
Population
Organism
Ecosystem
• All living and non-living components of an area
• Example - – Savannah
Atoms
Molecule
Macromolecule
Biosphere
Organelle
Cell
Organ
Tissue
Organ system
Hydrogen Oxygen
Water
Mitochondrion
Cells
Ecosystem
Community
Population
Organism
Biosphere
• Planet Earth
