Question

post - test cell membrane and transport: learn how transporters keep cells healthy one more thing before you go... lets find out how much you learned about this topic! this will help us personalize your learning experience, and dont worry, it wont affect your grades. question 8 of 13 a carrier protein that moves two different types of molecules across the membrane in opposite directions is known as: a uniporter. an antiporter. a symporter.

Explanation:

Uniporters move one type of molecule in one direction. Antiporters move two different types of molecules in opposite directions. Symporters move two different types of molecules in the same direction.

Answer:

B. An antiporter