1.2 The New Organelles

Question 1

Describe the smooth ER

Answer 1

There are no ribosomes fused

Question 2

Describe the Rough ER

Answer 2

Ribosomes are fused

Question 3

Describe the function of the ER

Answer 3

Lipids are synthesized here
Forms a network of membrane tubules continuous with the nuclear membrane

Question 4

Explain the function of the Golgi apparatus

Answer 4

Site of post translational modification
Involved in protein secretion and intracellular transport

Question 5

Describe the Golgi apparatus

Answer 5

A series of flattened membrane discs

Question 6

Explain the function of lysosomes

Answer 6

Contain a variety of hydrolases that digest proteins, lipids, nucleic acids and carbohydrates

Question 7

Explain the function of a vesicle

Answer 7

Transport materials between membrane compartments along microtubules

Question 8

Describe a vesicle

Answer 8

Aqueous solution enclosed in a lipid bilayer