Question

Which of the following is a type of cotransport?

• A. Antiport
• B. Symport
• C. Both a and b
• D. Uniport

Answer 1

The correct option is C Both a and b

Cotransport is a process of movement of two substances at the same time. It is a means of secondary active transport that requires energy.

Symport is a type of cotransport. Here, substances move at the same time and in the same direction.

Antiport is also a kind of cotransport, here substances move at the same time but in opposite directions.

So the correct answer is option C.