Active transport

Question 1

ATPase

Answer 1

an enzyme that catalyses the hydrolysis of ATP, releasing energy to move carrier systems and drive metabolic reactions

Question 2

cyanide

Answer 2

a metabolic poison that stops mitochondria working

Question 3

phagocytosis

Answer 3

the active process when a cell engulfs something relatively large such as a bacterium and encloses it in a vesicle

Question 4

pinocytosis

Answer 4

the active process by which cells take in tiny amounts of extracellular fluid by tiny vesicles