23 terms

The Cell

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Compound Light Microscope
Consists of a series of glass lenses and uses visible light to produce a magnified image
Eukaryotic Cell
A cell with a nucleus and organelles bound by a membrane
Organelles
Specialized structures in a cell that carry out specific functions
Prokaryotic Cell
A cell without a nucleus and without organelles
Endosymbiont Theory
A symbiotic relationship between one prokaryotic cell living inside another
Selectively Permeable
When a cell membrane allows some substances to pass through while keeping others out
Cytoplasm
The semi-fluid environment inside the plasma membrane (area in turquoise)
Nucleus
The organelle that directs the cell's functions and contains most of its DNA (in purple)
Robert Hooke
Created a simple microscope and looked at cork
Matthias Schleiden
Said plants are composed of cells
Anton van Leewenhoek
Designed the first microscope
Theodor Schwann
Discovered that animal tissues are made of cells
Rudolph Virchow
Said that all cells come from preexisting cells
Lysosomes
Part of the cell that digests wastes
Endoplasmic Reticulum
Organelle in the cell that makes proteins and lipids
Ribosomes
Part of the cell that makes protein; can be free or attached to the ER
Mitochondria
Part of the cell that converts fuel particles (food) into energy; the powerhouse of the cell
Centrioles
Organelle involved in cell division
Cilia
Short, hair-like projections used for movement
Golgi Apparatus
Organelle that changes, sorts and packages proteins into small sacs called vesicles.
Chloroplasts
Organelle that is responsible for trapping sunlight and converting it to chemical energy through photosynthesis
Vacuole
Organelle that serves as a temporary storage unit that holds food, enzymes or wastes
Flagella
Whip-like tail used for movement