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11 Cards in this Set

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Endoplasmic reticulum
Complex organelle composed of membrane bound, flattened sacs, elongated canals, and fluid filled bubble like sacs called vesicles.
Ribosomes
Where protein synthesis occurs, are attached to ER membranes or are scattered throughout the cytoplasm.
Polysomes
Clusters of ribosomes in the cytoplasm that enable a cell to quickly manufacture proteins required in a large amount.
Golgi apparatus
Stack of about six flattened membranous sacs.
Mitochondria
Elongated, fluid filled sacs that vary in size and shape.
Lysosomes
"Garbage disposal of the cell" tiny membranous sacs.
Microtubule and microfilaments
Two types of thin threadlike strands in the cytoplasm. Microfilaments are tiny rods of a protein called actin.
Microtubules are long slender tubes with diameters two or three times those of microfilms to.
Nucleolus
Dense body composed largely of RNA and protein
Chromatin
Loosely coiled fibers of DNA and protein that condensers form chromosomes
Nuclear envelope
Roughly spherical structure, double layer consists of inner and outer lipid bolster membranes
Cilia and flagella
Motile projections attached beneath the cell membrane.
Cilia propel fluid over cellular surfaces
Flagellum enable sperm to move