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Ch.3 Cell Structure
#3
9
Biology
10th Grade
03/02/2006

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Term
____ ______ _____ are proteins with exterior arms. Often carbohydrated attach to them,that identify what type of cell it is.
Definition
Cell Surface Markers
Term
The immune system relies on these markers to tell one cell from another.
Definition
Cell Surface Markers
Term
Cell membranes in the cytoplasm that transport substances made by the cell.
Definition
Endoplasmic Reticulum
Term
__________ creates a series of channels between the cell's membrane that isolate spaces called ________
Definition
1.ER
2.Vesicle
Term
__________ __ is densley studded with ribosmes and is where proteins that are exported from the cell are manufactured.
Definition
Rough ER
Term
_______ __ Has no ribosomes and specializes in making lipids
Definition
Smooth ER
Term
_________ __________ the packaging and distribution center of the cell. contains enzymes that act on proteins and lipids. make "molecule address labels
Definition
Golgi Apparatus
Term
_______ directs all cell activities and serves as the storage center for DNA. And is surronded by a _______ _______.
Definition
Nucleus

nuclear envelope
Term
Allow certain molecules to pass in and out of the nucleus.
Definition
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