Questions

Q1. Proteins synthesized by the rough ER are

A)        for internal storage
B)        to build more membranes in the cell
C)        to digest food in lysosomes
D)        for internal regulation
E)        exported from the cell

Q2. Glycoproteins and glycolipids assembled in Golgi bodies are packaged for distribution in
A)        cisternae
B)        lysosomes
C)        peroxisomes
D)        liposomes
E)        glyoxysomes

Q3. The rough ER is so named because it has an abundance of _______________ on it.

A)        mitochondria
B)        lysosomes
C)        Golgi bodies
D)        ribosomes
E)        vesicles

Q4. Clusters of rRNA where ribosomes are assembled are called

A)        nuclei
B)        cisternae
C)        nucleoli
D)        Golgi complexes
E)        centrioles

Q5. The smooth ER is especially abundant in cells that synthesize extensive amounts of

A)        toxins
B)        proteins
C)        enzymes
D)        lipids
E)        nucleic acids

Q6. Enzymes embedded in the membrane of the smooth ER

A)        synthesize lipids
B)        may be used for detoxification
C)        synthesize carbohydrates
D)        mostly are active only when associated with a membrane
E)        all of the above