Some carrier proteins allow two types of molecules to cross the membrane in the same direction. This type of transport is called

Uniport

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Symport

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Antiport

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Aquaporins

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Solution

The correct option is B
Symport

Uniport is the transport of one substance across the membrane. In symport, the same carrier protein transports two substances in the same direction. In antiport, a carrier protein transports two substances in opposite directions. Aquaporins are water channels in the membrane.

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Some carrier proteins allow diffusion by both molecules cross the membrane in the same direction is

\begin{matrix} Column-I & Column-II A. Aquaporins & 1. Transport two molecules inopposite direction B. Uniporters & 2. Use energy to carry substances C. Symporters & 3. Water channels D. Antiporters & 4. Transport two molecules in the same direction E. Pumps & 5. Transport one molecule \end{matrix}

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