Unit 1 - Macromolecules

Question 1

Types of passive transport

Answer 1

Osmosis
Diffusion
Facilitated diffusion

Question 2

Active transport

Answer 2

ATP, [low]->[high]

Question 3

Bulk transport

Answer 3

Endocytosis

Exocytosis

Question 4

What are the nutrient tests and what nutrient do they test for?

Answer 4

Benedict - reducing sugars (blue->green->orange heat 5min)

Lugol - starch (iodine, dark purple)

Biuret - protein (KOH + CuSO4, purple)

Sudan red - lipid (lipid soluble dye, fatty deposit looking things)

Question 5

Types of endocytosis

Answer 5

Phagocytosis

Pinocytosis

Question 6

What are carbohydrates used for

Answer 6

Short-term energy storage
Building materials
Cellular communication

Question 7

What are lipids used for

Answer 7

Long-term energy storage
Membrane formation
Hormone communication

Question 8

What are nucleic acids used for

Answer 8

Maintaining genetic continuity
Delivering information for protein synthesis
Energy molecule (ATP - adenosine triphosphate)

Question 9

What are proteins used for

Answer 9

Structure
Metabolism (enzymes)
Immunological protection
Molecular transport