What is a carrier molecule?

below hun

Explanation:

molecules that are used to carry electrons and hydrogen ions to the last step of cellular respiration.

Carrier molecules are proteins and are found in the cell membrane moving various substances, like glucose, in or out of a cell. They also transport electrons through the electron transport chain.

Explanation:

supercell thunderstorms are perhaps the most violent of all thunderstorm types, and are capable of producing damaging winds, large hail, and weak-to-violent tornadoes

i think the answer is b.