Outermost covering composed of cellulose, lignin, and pectin. Perforated with channels called plasmodesmata. Highly permeable

Protects the cell. Maintains the shape of the cell. Prevents excessive uptake of water.

Phospholipid bilayer with embedded proteins. Semi-permeable

Regulates what passes into and out of the cell.

Interior of the cell not occupied by the nucleus. It includes all the organelles and the cytosol.

Supports and suspends organelles and cellular molecules.

Green Plastids that are sites of photosynthesis

Can have carotenoid pigments

Red Pigments

Orange Pigments

Yellow

Contain the following pigments: carotene, lycopene, and xanthophyll, which are found in leaves, roots, flowers and in ripe fruits.

Synthesis and storage of substances.

Synthesize and store starches.

Store proteins

Synthesize and store oil

Filled with a watery fluid called cell sap.

Storage of water. Maintenance of turgor pressure. Stores proteins found in storage cells of seeds. Contains anthocyanin pigments

Red,Blue,Violet pigments

gets its name from its surface appearance, which is pebbly due to the presence of ribosomes. It is composed of flattened sacs.

RER gets its name from its surface appearance, which is pebbly due to the presence of

Synthesis of membrane or secreted proteins.

A network of smooth tubules.

tubules. Enzymes of the ____ catalyze the synthesis of a variety of lipids (oils, phospholipids).

Stacks of flattened vesicles or membranes called

Stacks of flattened vesicles or membranes (called cisternae) often interconnected with one another.

Collection/storage, packaging, and distribution of molecules within the cell or even outside the cell. Synthesis of cell wall components.

Small, spherical organelles bounded by a single membrane.

Contain enzymes needed by some plants to survive during hot conditions in a process called photorespiration.

Specialized peroxisomesfo und in plants particularly in the fat storage tissues of germinating seeds.

Contain enzymes that aid in the conversion of fats to carbohydrates during the germination of seeds containing fats.

Tubular or sausage-shaped organelles about the size of bacteria. Bounded by two membranes: a smooth outer membrane, and an inner folded membrane with numerous layers called cristae (singular, crista).

"Power plants" of the cell. Sites of oxidative metabolism.

Small structures composed of two subunits

Ribosome Function is for

Composed of fibers

Involved in movement of materials within a cell.

Unbranched, thin, hollow tube-like structures.

Microtubules are Composed of proteins called _______.

Also found in special fibers that form the ______ and _____ of dividing

Thinner than microtubules. Consist of long, fine threads of protein.

Play a role in cytoplasmic streaming or cyclosis. Facilitate exchange of materials within a cell.

Microfilaments Play a role in cytoplasmic streaming or ______.

Made of several strands of fibrous proteins that are wound together.

Provide mechanical support for the plasma membrane where it comes into contact with other cells or with the extracellular matrix.

Whip-like structures.

Movement of the cell through its environment.

Pair of flagella

few to many flagella

thousand flagella