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10 Cards in this Set

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What two fat molecules are contained in the Plasma Membrane?

Phospholipids: Selectively Permeable




Cholesterol: Stabilize phospholipid from breakage.

Ribosomes Functions?

~Made up of subunits called ribosomal RNA.


~May be attached to the endplasmic reticulum


or may be free floating.


~Make enzymes and other protein compounds.


~Nickname: Protein Factories.

Endoplasmic Reticulum

~Connecting sacs and Canals through cytoplasm.


~Carry proteins and other substances from one area to another.


~Rough ER: has ribosomes attached.


~Smooth ER: No ribosomes. Makes new membrane.

Golgi Apparatus

~Broken off vesicles from ER are transported and fused with the sacs of the Golgi and then are broken off and transported out through the plasma membrane.


~Nickname: Chemical processing and packaging center.

Mitochondria

~Two membraneous sacs


~Enzymes found in the walls of mitochondria go through aerobic or cellular respiration to release energy for the cell to work.


~Nickname: Powerhouse.

Lysosomes

~Have enzymes that can digest food compounds.


~Nickname: Digestive bags.


~Can also digest and destroy microbes.

Centrioles

~Two rod shaped and lie at right angles of one another. Important during cell division

Microvilli

~small, fingerlike projections of the plasma membrane.


~Increase surface area of the cell. Increase ability to absorb nutrients.

Cilia

~extremely fine, hairlike extensions on the exposed surfaces of some cells.


~capable of movement.

Flagella

~single projection, extended from the cell surface.


~Tail of male sperm cell.