Use the diagram below to answer the following question.The enzyme flipase would catalyze which of the following types of reactions?
A)Exchange of a phospholipid in position A for a cholesterol in position A.
B)Exchange for a lipid in position A for a lipid in position B.
C)Exchange for a phospholipid in position A with a phospholipid in position C.
D)Exchange for a lipid in position B for a lipid in position D.
E)Exchange for a glycerolphospholipid in position A for a spingolipid in position C.

Question

Use the diagram below to answer the following question.The enzyme flipase would catalyze which of the following types of reactions? 
A)Exchange of a phospholipid in position A for a cholesterol in position A. 
B)Exchange for a lipid in position A for a lipid in position B. 
C)Exchange for a phospholipid in position A with a phospholipid in position C. 
D)Exchange for a lipid in position B for a lipid in position D. 
E)Exchange for a glycerolphospholipid in position A for a spingolipid in position C.

Quizplus · Accepted Answer

Flipase catalyzes the flip-flop movement of lipids from one leaflet of the membrane to the other. Therefore, the most likely reaction that flipase would catalyze is the exchange of a lipid in position A for a lipid in position B.

Use the Diagram Below to Answer the Following Question