Involves smaller particlesInvolves larger particles","creatorId":44,"createdAt":null,"updatedAt":"2025-08-21T02:34:53.819Z"} 40:{"id":925,"questionId":743,"text":"Co-transport and counter transport.","answer":"

Co-transport	Counter Transport
Na+ and substance move same direction	Na+ and substance move opposite directions
Example: Glucose with Na+	Example: Na+/H+ exchange
Both enter or both exit	One enters while other exits

","creatorId":44,"createdAt":null,"updatedAt":"2025-08-21T02:34:53.819Z"} 3d:["$3e","$3f","$40"] 3a:{"id":743,"quizId":76,"image":null,"width":null,"height":null,"creatorId":44,"createdAt":null,"updatedAt":"2025-08-21T02:34:53.800Z","tapes":"$3b","masks":"$3c","subQuestions":"$3d"} 42:[] 43:[] 45:{"id":920,"questionId":744,"text":"[Give reason] Active transport requires additional energy source.","answer":"

Because molecules move against the concentration gradient, which opposes the natural tendency of substances to move from high to low concentration areas.

","creatorId":44,"createdAt":null,"updatedAt":"2025-08-21T02:34:53.823Z"} 46:{"id":921,"questionId":744,"text":"Na+-K+ pump is classified as antiport carrier.","answer":"

Because it transports two substances (Na+ and K+) in opposite directions, exchanging one substance for another across the membrane.

","creatorId":44,"createdAt":null,"updatedAt":"2025-08-21T02:34:53.823Z"} 47:{"id":922,"questionId":744,"text":"Secondary active transport is energy-dependent despite not directly using ATP.","answer":"

It depends on the sodium gradient established by primary active transport, which requires ATP. The stored energy in this gradient drives the transport process.

","creatorId":44,"createdAt":null,"updatedAt":"2025-08-21T02:34:53.823Z"} 44:["$45","$46","$47"] 41:{"id":744,"quizId":76,"image":null,"width":null,"height":null,"creatorId":44,"createdAt":null,"updatedAt":"2025-08-21T02:

Written Quiz

AI {Written Quiz} 2025