Bioligy Flashcards
(14 cards)
Cell membrane
Controls entry/exit of substances.
Cytoplasm
Jelly-like substance where reactions occur.
Nucleus
Stores genetic material and controls activities.
Functions
Include reproduction, energy production, and nutrient transport.
Cell
The smallest unit of life, responsible for all life processes.
Prokaryotic Cells
Simple structure, no nucleus (e.g., bacteria).
Eukaryotic Cells
Complex, with a nucleus and organelles (e.g., plants, animals).
Plant cells
Have a cell wall for structure.
Contain chloroplasts for photosynthesis.
Include a large vacuole for storage.
Animal cells
Lack a cell wall and chloroplasts.
Have smaller, scattered vacuoles.
Contain lysosomes for waste breakdown.
Mitochondria
Powerhouse for energy production.
Endoplasmic Reticulum
Processes and transports proteins (rough) and lipids (smooth).
Golgi Apparatus
Packages and distributes molecules.
Lysosomes
Break down waste.
Metabolism
The process of capturing and using energy.