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28 Cards in this Set

  • Front
  • Back
Theodor Schwann
Theory that all animals are made of cells
Matthias Schleiden
Theory that plants were made of cells
the reverse of endocytosis
The process that materials made by the cell are released to the outside of the cell.
Henry Dutrochet
Proposed that all living things are made of cells
one organism living inside another;benefit both organisms.
The process of transporting material into a cell by a vessicle
Long, hollow, cylindrical structures found in the cytoplasm. "Skeleton of the cell"
Hypotonic solution
Lower concentration of dissolved substances than in the cell.
have internal membrane bound organelles
Robert Hooke
founder of the compound microscope...mid 1600
Cilia and flagella
Hair-like organelles with the capacity for movement.
Epithelial tissue
Tissues that cover the body surface, and line the body cavities and organs
Solid particles ingested into the cell
Anton van Leeuwenhoek
The single lens microscope
contain the pigment that give color to fruits, flowers and leaves.
What is diffusion?
the movement of molecules or particles from high concentration to low concentration.
specialized internal structures of a cell
lack internal membrane-bound structures.
hypertonic solution
higher concentration of dissolved substances than in the cell
The diffusion of water across a selectively permeable membrane from high to low water concentration.
How do animal cells differ from plant cells?
Plant cells have a cell wall, a large central vacuole and plastids.
taking in of small amounts of liquids by endocytosis
Robert Brown
named the nucleus of a cell
a group of cells in multicellular organisms that are structurally similar and perform the same function
Explain selective permeability
Some substances pass through a cell membrane freely;some do not;some not at all.
Isotonic solution
same concentration of dissolved substances as the living cell placed in it
Golgi Bodies
Stacks of flattened membrane sacs that serve as processing, packaging and storage centers.