Activity of Various Enzymes at Various Temperatures (A) and at Various

question 67

Multiple Choice

Activity of various enzymes at various temperatures (a) and at various pH (b) .
-Which curve(s) on the graphs may represent the temperature and pH profiles of an enzyme taken from a bacterium that lives in a mildly alkaline hot springs at temperatures of 70°C or higher?

• A) curves 1 and 5
• B) curves 2 and 4
• C) curves 2 and 5
• D) curves 3 and 4
• E) curves 3 and 5