2.1.4 Enzymes

Question 1

Do enzymes affect structure or function?

Answer 1

both

Question 2

What structure do enzymes have? (primary, secondary, tertiary, quaternary)

Answer 2

tertiary 3D

Question 3

Shape of enzymes?

Answer 3

specific

Question 4

What are enzymes?

Answer 4

• control the rate of reactions
• globular proteins
• biological catalysts

Question 5

define anabolic reactions

Answer 5

require energy and usually combine simple molecules to form new storage molecules

Question 6

define catabolic reactions

Answer 6

release energy by breaking larger molecules into more simple molecules

Question 7

intracellular reactions …

Answer 7

happen within the cell

Question 8

extracellular reactions…

Answer 8

reactions that happen outside the cell

Question 9

difference between intracellular and extracellular enzymes

Answer 9

• both made inside cells but extracellular enzymes used outside, released by exocytosis

Question 10

examples of extracellular enzymes

Answer 10

• protease
• amylase

Question 11

examples of intracellular enzymes

Answer 11

• DNA helicase + polymerase
• RNA polymerase

Question 12

example of an enzyme that catalases intracellular reactions

Answer 12

catalase

Question 13

2 enzymes that catalase extracellular reactions

Answer 13

amylase and tripsin

Question 14

https://www.youtube.com/watch?v=mdIOlCMZ5R4&list=PLXD39IJsX6S0JP3p4WMgwB3xY1cSE0MNZ&index=3