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Cells
Structures and Functions
7th Grade
Vocabulary Words
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Nucleus
Nucleolus
Mitochondria
Golgi Complex
Ribosomes
Large Vacuole
Small Vacuole
Endoplasmic Reticulum
Vocabulary Words (continued)
• Cell Membrane
• Cell Wall
• Chloroplast
• Chlorophyll
• Cytoplasm
Plant and Animal Cells
Objectives
• Name the organelles
•
that plant and animal
cells have in common.
State the structure
and function of these
organelles.
Nucleus
• Control center of the
cell
Cytoplasm
• A thick jelly like substance in which
organelles float in the cell.
Mitochondria
• Site of energy production in the cell.
Ribosomes
• The smallest structures in the cell
• Protein factories for the cell
Cell membrane
• Semipermeable membrane that keeps all
the materials within the cell.
Lysosomes
• Digest food particles, wastes, cell parts
and foreign invaders.
Endoplasmic Reticulum
• Breaks down lipids, and packages proteins
for release from the cell.
Golgi complex
• Packages and transports materials out of
the cell.
Plant cells
• Certain structures are found only in plant
cells.
Large Vacuole
• Stores water and other materials for the
cell.
Cell Wall
• Provides support for the plant
• Not found in animals, animals have bone
sthat provide support
Cholorplast
• Captures sunlight to make food for the
cell.