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cell organelles

Cell Organelles

Cell Wall Present on the outside of plant cells; helps maintain the shape; helps support the shape of the cell; made of cellulose
Cell Membrane ‘Envelope’ of the cell, holding the fluid within the cell; determines which substances may enter and leave the cell
Ribosome Small, round organelle which may float freely in the cytoplasm or be attached to the endoplasmic reticulum; job is to help synthesize proteins
Endoplasmic Reticulum Set of membranes that form ‘canals’ for transporting substances produced by the cell
Mitochondria Organelle which is the site of energy production; has folded, interior membranes for extra surface area
Golgi Apparatus Small vesicles which collect products from the cell; packages them for release
Nucleus Organelle which controls all cell functions; contains the genetic material, DNA
Chloroplast Organelle that carries on photosynthesis in plant cells; disc-shaped; contains chlorophyll
Vacuole Cell vesicle which may hold water, food, or cell products for purposes of storage; plant cells store large amounts of water in these vesicles
Cytoplasm The fluid, or gel-like substance that fills the interior of the cell; holds all of the organelles; where many functions take place
Lysosomes The part of the cell the breaks down food particles and old organelles
Created by: monnier