Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
23 Cards in this Set
- Front
- Back
|
Cytology
|
- The study of cells
|
|
|
Cell wall
|
- A rigid structure on the outside of certain cells, usually plant and bacteria cells
|
|
|
Middle lamella (luh mel' uh)
|
- The thin film between the cell walls of adjacent plant cells
|
|
|
Plasma membrane
|
- The semipermeable membrane between the cell contents and either the cell wall or the cell's surroundings
|
|
|
Cytoplasm
|
- A jelly-like fluid inside the cell in which the organelles are suspended
|
|
|
Mitochondria
|
- The organelles in which nutrients are converted to energy
|
|
|
Lysosome
|
- The organelle in animal cells responsible for hydrolysis reactions that break down proteins, polysaccharides, disaccharides, and some lipids
|
|
|
Ribosomes
|
- Non-membrane-bound organelles responsible for protein synthesis
|
|
|
Endoplasmic reticulum
|
- An organelle composed of an extensive network of folded membranes that performs several tasks within a cell
|
|
|
Rough ER
|
– ER (Endoplasmic reticulum) that is dotted with ribosomes
|
|
|
Smooth ER
|
- ER (Endoplasmic reticulum) that has no ribosomes
|
|
|
Leucoplasts
|
- Organelles that store starches or oils
|
|
|
Chromoplasts
|
- Organelles that contain pigments used in photosynthesis
|
|
|
Central vacuole
|
- A large vacuole that rests at the center of most plant cells and is filled with a solution that contains a high concentration of solutes
|
|
|
Waste vacuoles
|
- Vacuoles that contain the waste products of digestion
|
|
|
Phagocytic vacuole
|
- A vacuole that holds the matter which a cell engulfs
|
|
|
Pinocytic vesicle
|
- Vesicle formed at the plasma membrane to allow the absorption of large molecules
|
|
|
Secretion vesicle
|
- Vesicle that holds secretion products so that they can be transported to the plasma membrane and released
|
|
|
Golgi bodies
|
The organelles where proteins and lipids are stored and then modified to suit the needs of the cell
|
|
|
Microtubules
|
- Spiral strands of protein molecules that form a tube-like structure
|
|
|
Nuclear membrane
|
- A highly-porous membrane that separates the nucleus from the cytoplasm
|
|
|
Chromatim
|
- Clusters of DNA, RNA, and proteins in the nucleus of a cell
|
|
|
Cytoskeleton
|
A network of fibers that holds the cell together, helps the cell keep its shape, and aids in movement
|
